The Hillsdale is 8 km from the Kinsley's house
Let Kinsley's house be A
Summerfield be B
Hillsdale be C
The Kinsley's house due west of Summerfield be AB which is 6 km and The distance between Summerfield and Hillsdale is BC which is 10 km
Distance between Kinsley's house and Hillsdale can be calculated using Pythagoras' theorem, which states that the square of the hypotenuse is equal to the sum of the square of the other two sides.
BC² = AB² + AC²
We need AC, so let us rewrite this equation
AC² = BC² - AB²
AC² = 10² - 6²
AC² = 100 - 36
AC² = 64
AC = √64
AC = 8 km
Therefore, Kinsley's house is due south of Hillsdale from 8 km
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Mark's soup recipe makes 10 servings and uses 4 carrots and 2 potatoes. Drag carrots and potatoes into the box to show how many Mark needs for 15 servings.
The number of carrots and potatoes that Mark will need for 3 servings will be 6 carrots and 3 potatoes.
How to illustrate the information?It should be noted that an expression is simply used to show the relationship between the variables that are illustrated.
From the information, Mark's soup recipe makes 10 servings and uses 4 carrots and 2 potatoes. Therefore, to make 5 servings, he will need half of the carrots and potatoes. This will be 2 carrots and 1 potatoe.
Therefore, to make 15 servings, the total needed will be;
= (4 + 2 carrots) as (2 + 1 potatoes)
= 6 carrots and 3 potatoes
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What is an equation of the line that passes through the points (2, -8) and (1, -7)
Neil puts 1500 pounds in the bank,at a rate of 3% compound interest.
Jerry puts 1500 pounds in the bank at a rate of r % simple interest.
After 5 years they have the same amount.
Find r
When Jerry puts 1500 pounds in the bank for 5 years then the rate of interest which makes the amount equal for Jerry and Neil is 1.85%.
Given Neil puts 1550 pounds in the bank, at a rate of 3% compound interest.
we need to calculate the total amount and interest at the end of 5 years.
P=1500 pounds
r = 3%
n = 5 years.
A = P(1+r/100)ⁿ
A = 1500(1+3/100)⁵
A = 1500(103/100)⁵
A = 1500 × 103/100 × 103/100 × 103/100
A = 3278181/2000
A = 1639.09
C.I = A-P
= 1639.09 - 1500
= 139.09
From the question, After 5 years they have the same amount.
Therefore we use the amount to calculate rate of interest as :
A = 1639.09
Simple interest = 1639.09 - 1500
= 139.09
Therefore, P = 1500
I = 139.09
t = 5 yrs
R = (100×I)/(P×t)
R = (100×139.09)/(1500×5)
R = 1.85%
Hence the rate of interest is 1.85%.
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Solve the inequality 7(2x + 5) < 3(4x – 1). Write your solution in algebraic form, interval notation, and graphed on a number line.
The solution for the given inequality is :
x < -19
In interval notation it is:
(-∞, -19)
And the graph can be seen in the image below-
How to solve the inequality?Here we have the following inequality:
7*(2x + 5) < 3*(4x - 1)
To solve it, we need to isolate x in one of the sides of the inequality. Doing that we will get:
14x + 35 < 12x - 3
14x - 12x < -3 - 35
2x < - 38
x < -38/2
x < -19
This is the solution, written in interval form it is:
(-∞, -19)
And to graph this, we need to graph an open dot at x = -19 (which means that x = -19 is not a solution) and a line that goes to the left, it will be something like in the image below.
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A trail mix recipe calls for 1 cup of nuts for every 2 cups of granola. If you want to make 12 cups of trail mix, how many cups of granola will you need? Use a tape diagram to help organize your thinking.(1 point)
cups.
PLEASE HELP ITS DUE IN 30 MINUTES!! IM GIVING TEN POINTS AWAY
Answer:
8 cups
Step-by-step explanation:
Given a recipe for trail mix that calls for 1 cup of nuts for each 2 cups of granola, you want to know the number of cups of granola required for 12 cups of trail mix.
FractionThe fraction of the total volume of trail mix that is granola is ...
granola / (trail mix) = granola / (nuts + granola)
(2 cups)/(1 cup +2 cups) = 2/3
Applied to the quantity 12 cups of trail mix, we find the volume of granola to be ...
granola = (2/3)×(12 cups) = 8 cups
You need 8 cups of granola for 12 cups of trail mix.
<95141404393>
[tex]144 < n > 225[/tex]
What can you say about √N?
Suppose you started a savings account when you were 5 years old with $100, but you never
added any more money to it. How much money is in your savings account now if you were
getting 3% interest compounded quarterly?
Round your amount in your account to the nearest cent.
Answer: no idea
Step-by-step explanation:
i need help with this, thanks
At a particular restaurant, each onion ring has 40 calories and each chicken wing has 75 calories. A combination meal with onion rings and chicken wings has a total of 19 onion rings and chicken wings altogether and contains 970 calories. Write a system of equations that could be used to determine the number of onion rings in the combination meal and the number of chicken wings in the combination meal. Define the variables that you use to write the system.
The equation that can be used to determine the number of onion rings and the number of chicken wings are x + y = 19 and 40x + 75y = 970.
How to calculate a proportionality?To verify a proportionality, that is, whether the quantities are proportional or not, we must make an equality of ratios. If these ratios are equal, the values will be proportional.
Let x represent the number of onion ring and y represent the number of chicken wings.A combination meal with onion rings and chicken wings has a total of 19, hence:
x + y = 19 (1)
Also, they altogether contained 970 calories:
40x + 75y = 970 (2)
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30 POINTS FOR THIS ANSWER IF ITS CORRECT NEED ASAP PLEASEEE
What does it mean to cube the number 18?
It means to find the cube root of 18.
It means to raise the number 18 to the exponent 2.
It means to find the square root of 18.
It means to raise the number 18 to the exponent 3.
Answer:x+y=36
xy=256
x=256/y
256/y + y = 36
256/y + y²/y = 36y/y
y² - 36y +256 = 0
use the quadratic formula to get 18+2√17 and 18-2√17.
Step-by-step explanation:
Write the following number in standard decimal form. eleven and seventy-eight hundredths
Answer: 11.78
Step-by-step explanation: So 11 would be your number before the decimal ( and stands for the decimal point ) then 78 would go after the decimal point.
Hope this helped!!!
given that 133 base n = 43base 10, find the value of n
Answer:
n = 5
Step-by-step explanation:
Any 3-digit number to the base n will have its rightmost digit have a place value of n⁰, its next rightmost digit a place value of n¹ and the leftmost digit will have a place value of n²
This means 133can be represented as follows
n² n¹ n⁰
1 3 3
The actual value in terms of a base of 10
= 3 x n⁰ + 3 x n¹ + 1 x n²
= 3 x 1 + 3 x n + 1 x n² (n⁰ = 1 and n¹ = n)
= 3 + 3n + 1n²
Since we are given the information that 133ₙ = 43₁₀
3 + 3n + 1n² = 43
subtract 3 from both sides
3n + 1n² = 40
Rewrite as
n² + 3n = 40
Factoring n on the left side=>
n(n + 3) = 40
If we look at the factors of 40:
1 x 40
2 x 20
4 x 10
5 x 8
5 and 8 satisfy the condition n(n + 3) = 40
So n = 5
The correlation coefficient (r) between the number of volunteers x and the number
of bags of trash collected y is 0.775.
What percent of the variation in the number of bags of trash collected can be
explained by differences in the number of volunteers? (Only state the number of the
percent in the answer blank, do not include the % in the answer blank, as the
computer already knows it is a percentage)
Differences with in number of volunteers can explain 60.01% of the variation in the amount of trash bags collected.
What is termed as the correlation coefficient?In a correlation analysis, the correlation coefficient is indeed the direct measurement that quantifies the strength of a linear relationship between two variables. In a correlation report, the coefficient is represented by the letter r.The coefficient of correlation (r) between both the number of volunteers x and also the number of trash bags collected y is 0.775.
To calculate the percentage of variation for one derivative contract by the other, simply square the correlation coefficient.
Here, r = 0.775
Squaring both side.
r² = 0.775²
r² = 0.600625
Simply multiply with 100 to get the percent.
r² = 60.0625
r² = 60.01
Thus, differences in the number of volunteers can explain 60.01% of the variation in the number of trash bags collected.
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there is no prior information about the proportion of americans who support free trade in 2018. if we want to estimate a 97.5% confidence interval for the true proportion of americans who support free trade in 2018 with a 0.16 margin of error, how many randomly selected americans must be surveyed? answer: (round up your answer to nearest whole number)
The number of randomly selected Americans that must be surveyed is equal to 38 if the confidence interval is 97.5% with a 0.16 margin of error.
First, we calculate the critical value as follows;
a = (1 - 0.975) = 0.025 = 0.025 / 2 = 0.0125 = (1 - 0.0125) = 0.9875
Z - Critical value = NORM.S.INV (0.9875) = 1.96
As margin of error(ME) = 0.16
Therefore;
n = pq(Z²) / ME²
n = 0.5 × 0.5 (1.96)² / (0.16)²
n = 0.25 × 3.8416 / 0.0256
n = 0.9604 / 0.0256
n = 37.515
Rounding it to the nearest whole number;
n = 37.515 = 38
Hence 38 randomly selected Americans must be surveyed if the estimated confidence interval is 97.5% and the margin of error is 0.16.
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Car A Car B Car C
500 miles on 33.4 gallons 43 miles on 2.5 gallons 100 miles on 5.5 gallons
Which car among the 3 had the best gas mileage?
Answer:
Car C with a gas mileage of 18.18 mpg
Step-by-step explanation:
Compute mileages by the formula: Miles Driven/Gas Consumed and choose the highest value
Car A: 500 / 33.4 = 14.97 mpg
Car B : 43 / 2.5 = 17.2 mpg
Car C: 100 / 5.5 = 18.18 mpg
5. suppose f is continuously complex differentiable on ω, and t ⊂ ω is a triangle whose interior is also contained in ω. apply green’s theorem to show that ???? this provides a proof of goursat’s theorem under the additional assumption that f′ is continuous.
The most appropriate choice for Green's Theorem, Cauchy Riemann Equation and Cauchy Goursat Theorem will be given by-
Cauchy Goursat Theorem has been proved using Green's Theorem-
What is Green's Theorem, Cauchy Riemann Equation and Cauchy Goursat Theorem?
Green's Theorem
Let C be a positively oriented, piecewise smooth, simple closed curve in a plane, and let D be the region bounded by C. Then
Green's Theorem states that
[tex]\int_c (Mdx + Ndy)=\int_D(M_x - N_y)dxdy[/tex]
M and N are functions of x and y
Cauchy Goursat Theorem
If a function f is analytic at all points interior to and on a simple closed contour C, then
[tex]\int_c f(z) dz = 0[/tex]
Cauchy Riemann Equation
If [tex]f(z)=u(x,y) + i v(x,y)[/tex] is analytic at z = x + iy then Cauchy Riemann Equation states that
[tex]u_x = v_y, u_y = -v_x[/tex]
Here,
Let [tex]f(z) = U(x,y) + iV(x,y)[/tex]
[tex]U, V, x, y[/tex] are continuous
[tex]f(z)dz = (U + i V)(dx + i dy)[/tex]
[tex]f(z) dz = (U dx - Vdy)+i(Vdx + Udy)[/tex]
[tex]\int_c f(z) dz = \int_c(U dx - Vdy)+i\int_c(Vdx + Udy)[/tex], C is the curve
By Green's Theorem,
[tex]\int_c f(z)dz = \int_D(U_ydydx - V_xdxdy)+i\int_D(U_xdxdy + V_ydydx)[/tex], D is the surface
[tex]\int_c f(z)dz = \int_D(-U_y - V_x)dxdy+i\int_D(U_x - V_y)dxdy[/tex][tex]\int_c f(z)dz = \int_D(V_x - V_x)dxdy+i\int_D(U_x - U_x)dxdy[/tex]
Since [tex]f'[/tex] is continuous, [tex]f[/tex] is analytic
So [tex]f[/tex] satisfies Cauchy Riemann equation
[tex]U_x = V_y, U_y = -V_x[/tex]
So,
[tex]\int_c f(z)dz = \int_D(V_x - V_x)dxdy+i\int_D(U_x - U_x)dxdy[/tex]
[tex]\int_c f(z)dz = 0[/tex]
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Complete Question
Suppose f is continuously complex differentiable on Ω , and T⊂Ω is a triangle whose interior is also contained in Ω . Apply Green's theorem to show that
[tex]\int_T[/tex] f(z)dz=0
This provides a proof of goursat’s theorem under the additional assumption that f′ is continuous.
.
1/4 of a certain number is removed from two fifth of that number if the result is 3 find the number
Answer:
2/5--1/4=3
Step-by-step explanation:
lcm is 20 =8-5=3/20=3 =20
Find the x- and y-
intercepts of the graph of
3
the linear equation
4
+x=
11/21.
x-intercept:
y-intercept:
F41
Answer:
(-3/4, 0) and (0, 3/2)
Step-by-step explanation:
The [tex]x[/tex]-intercept is when [tex]y=0[/tex].
[tex]\frac{3}{4}+x=0 \implies x=-3/4[/tex]
So, the [tex]x[/tex] intercept has coordinates [tex](-3/4, 0)[/tex].
The [tex]y[/tex] intercept is when [tex]x=0[/tex].
[tex]\frac{3}{4}=\frac{1}{2}y \implies y=3/2[/tex].
So, the [tex]y[/tex] intercept has coordinates [tex](0, 3/2)[/tex]
among 6 electrical components exactly one is known not to function properly. if 4 components are randomly selected, find the probability that at least one does not function properly.
The probability that at least one electrical components does not function properly is 83.3%
What is defined as the probability?Probability is simply the likelihood of something occurring.When we are uncertain about the result of an event, we can discuss the probabilities of various outcomes—how probably they are.To make the calculation easier, use the following property:
P(at the very least one) = 1 - P (None)
The total number of electrical components is 6.
Number that which not work well: 1
Number that works well: 5
We have options for selecting 4 good components from a set of 5 by;
⁵C₄ = 5
We have 4 options from a total of 6 components by;
⁶C₄ = 6
We have a way to do this if everything works properly; ¹C₀ = 1
P(at the very least one) = ⁵C₄× ¹C₀ /⁶C₄
P(at the very least one) = 5 / 6
P(at least one) = 0.833 = 83.3%
Thus, the probability that at least one of the electrical component will not function is 83.3%.
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(4) During the day the temperature in Tom's greenhouse
increases from -5 °C to 5 °C. What is the rise in temperature?
(5) The temperature this morning was -6 °C. This afternoon, the
temperature dropped by 4 degrees. What is the new
temperature?
(6) Draw a number line from -5 to 5. Write down the integer that
is halfway between the two numbers in each pair below.
a. 1 and -5
b. 5 and 1
c. -3 and 5
d. -3 and -5
(7) The difference between two temperatures is 3 degrees.
One temperature is 2°C.
What is the other temperature?
T
-5
-4 -3 -2
-1
The Number Systems
4
5
Road
The values are (4) The value of rise in temperature is 10 °C, (5) The new temperature is -10 °C (6) halfway between the two numbers in each pair is -2, 3, 1, -4; (7) The other temperature is 1°C.
What is integer?Zero, a positive natural number, or a negative integer denoted by a minus sign are all examples of integers. The inverse additives of the equivalent positive numbers are the negative numbers. The set of integers is frequently represented in mathematical notation by the boldface Z or blackboard bold math Z.
Given that,
Tom’s greenhouse temperature is increasing
(4) The temperature is increased from -5 °C to 5 °C
The temperature is raised by 10 °C
(5) The temperature this morning was -6 °C. This afternoon, the
temperature dropped by 4 degrees
The new temperature is -10 °C
(6) The integer that
is halfway between the two numbers in each pair below.
a. 1 and -5 is -2
b. 5 and 1 is 3
c. -3 and 5 is 1
d. -3 and -5 is -4
(7) The difference between two temperatures is 3 degrees.
One temperature is 2°C.
The other temperature is 1°C.
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1) How do rigid motions affect a given figure?
2) How are rotations represented as a function?
3) What is the relationship between a rotation and a rigid motion?
Which points are solutions to the system of inequalities shown below?
Check all that apply.
y> x+1
y> 3
Xx<5
Answer:
.- El complemento de un ángulo nulo es el ángulo recto. 2.- El complemento de un ángulo recto es un ángulo nulo. 3.- El suplemento de un ángulo recto es otro ángulo recto. 4.- El suplemento de un ángulo obtuso sería lo que le falta para llegar a 180.
Step-by-step explanation:.- El complemento de un ángulo nulo es el ángulo recto. 2.- El complemento de un ángulo recto es un ángulo nulo. 3.- El suplemento de un ángulo recto es otro ángulo recto. 4.- El suplemento de un ángulo obtuso sería lo que le falta para llegar a 180.
Helpppppppppppppppppp
Answer:
see explanation
Step-by-step explanation:
a
the error she has made is in cancelling the values in the denominators.
When cancelling fractions, this is performed between values on the numerator with values on the denominator.
correct result is
[tex]\frac{1}{15}[/tex] × [tex]\frac{3}{5}[/tex] ( cancel the 3 and 15 by 3 )
= [tex]\frac{1}{5}[/tex] × [tex]\frac{1}{5}[/tex]
= [tex]\frac{1}{25}[/tex]
--------------------
b
as an estimate, multiply the numerators and denominators, that is
[tex]\frac{1(3)}{15(5)}[/tex] = [tex]\frac{3}{75}[/tex] = [tex]\frac{1}{25}[/tex]
If someone could help me with these two problems please. ( will mark brainliest if correct )
Answer:
Q14 = 45
Q15 = 1.98
Step-by-step explanation:
Q14.
2t = 90 degrees (right angle)
(1) t = 45 (90 ÷ 2)
45 + 8 = 53
45 - 12 = 33
Q15.
43s = 85 degrees
s = 1.98 (85 ÷ 43)
The remaining number of socks S a store has is modeled
by S(p) = 14 - 2p, where p is the number of pairs of
socks sold.
A. What do S(0) and S(6) represent?
Considering the numeric values of the function, we have that:
a) S(0) represents the remaining number of socks after 0 pairs are sold, and S(6) represents the remaining number of socks after 6 pairs are sold.
b) S(0) = 14, S(6) = 12.
c) The domain is not all real numbers, as the remaining number of socks cannot be negative, hence the domain is of 0 ≤ p ≤ 7.
How to find the numeric value of a function or of an expression?To find the numeric value of a function, we replace each instance of the variable in the function by the desired value.
For this problem, the function is given as follows:
S(p) = 14 - 2p.
In which S(p) is the remaining number of socks after p socks are sold.
Then the numeric values are:
S(0) = 14 - 2(0) = 14.S(6) = 14 - 2(6) = 2.The domain of a function is the set that contains all possible input values of the function. The remaining number of socks cannot be negative, hence the domain is of 0 ≤ p ≤ 7, and the graph is given at the end of the answer.
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Can someone please help me with part c of this question? Thank you!
Answer:
48484
Step-by-step explanation:
47rururiuddjdjdjdjdjdjfifiififififfififiduududdidikddkkfdkdkdkdkdkdiriiritifififjfjfjfjfjrjrjrjfififirififjfjfifififififififififififififififififififififirirjjrririi
Ava is hiking a section of the Citrus Hiking Trail in Withlacoochee State Forest.
Ava packs trajl mix and grapes for snacks. The trail mix provides 5 calories per
ounce and the grapes provide 60 calories. The function C(x) = 5x + 60 where x is
the number of ounces of trail mix Ava eats and C is the total number of calories
she consumes. Ava does not want to consume more than 115 calories. 1. Write the range of the function c(x)= 5x+ 60 using inequalities
2. Determine the x intercept
3. Determine the y intercept
Answer:
Step-by-step explanation:
1756.18595945 to the nearest hundred-thousandth
The computation shows that 1756.18595945 to the nearest hundred-thousandth will be 1756.18596.
How to illustrate the information?After being rounded, the value of the hundred thousandth place, which is five places to the right of the decimal point, determines the value of the nearest ten thousandth of a decimal number, which is the value four places to the right of the decimal point.
The thousandth digit should be rounded down if the digit is less than 5. If that number is five or more, round it up to the nearest thousand. We must round up the thousandth digit because in the example given above, the digit following the thousandth digit (i.e., 9) is more than 5. This will give a value of 1756.18596.
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Use the image above to identify and explain the relationship between the segments and circles A and B. In your explanation, be sure to include specific vocabulary and definitions for the relationships.
QT
Circle A and Circle B's connection
Circle A's size is more significant than Circle B's size.
As a result, circle A's radius exceeds circle B's radius.
The connection between segments
1.
Let M be the location where Segment QT and ER intersect.
Additionally, tangents from an outside point to a circle have identical lengths.
QM = ME———— (1)
MT=MR————(2)
Including (1) and (2)
MR + ME = QM + MT
Q T=ER
2.
Tangents from an exterior point to a circle have identical lengths.
We may write the following segments are equal using this property.
UP=U Q
Z C=ZR
V C=VS
NR=NS
KC=K T
What are Tangents?
A line that only touches a circle or an ellipse at one point is said to be divergent in geometry. If a line contacts a curve at point P, that point is referred to as the point of tangency. In other words, it is described as the line that, at that particular location, indicates the slope of a curve. The following methods can be used to find the tangent equation in differential geometry:
As we are aware, the gradient of the curve at any given location on the curve is equal to the gradient of the tangent to the curve. The following is how to determine the tangent equation of the curve y = f(x):
Utilizing the differentiation principles, determine the gradient function's derivative.
To determine the tangent's gradient, the derivative should be changed to include the provided point's x-coordinate
Find the tangent equation by substituting the provided coordinate point and the gradient of the tangent into the straight-line equation (in a slope-point formula).
Circle's Tangent
A closed, two-dimensional form, a circle is also a curve. The radius of the circle or the line from the center O to the point of tangency is always vertical or perpendicular to the tangent line AB at P, i.e., OP is perpendicular to AB as illustrated in the accompanying picture.
Geometric Tangent
Here, "AB" stands for the tangent, "P" for the point of tangency, and "O" for the circle's center. The OP is the radius of the circle.
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a football team gained 2 3/4 yards and then lost 4 3/5 years on the next play. what is their total loss or gain of yards
If a football team gained [tex]2\frac{3}{4}[/tex] yards and then lost [tex]4\frac{3}{5}[/tex] yards on the next play, then their total loss is [tex]1\frac{17}{20}[/tex] yards
The total yards they gained in first match = [tex]2\frac{3}{4}[/tex] yards
Convert the mixed fraction to the simple fraction
[tex]2\frac{3}{4}[/tex] yards = 11/4 yards
The total yards they loss in second match = [tex]4\frac{3}{5}[/tex] yards
Convert the mixed fraction to the simple fraction
[tex]4\frac{3}{5}[/tex] yards = 23/5 yards
Total loss = The total yards they loss in second match- The total yards they gained in first match
Substitute the values in the equation
Total loss = 23/5 - 11/4
= 37/20 yards
Convert the simple fraction to the mixed fraction
37/20 yards = [tex]1\frac{17}{20}[/tex] yards
Hence, If a football team gained [tex]2\frac{3}{4}[/tex] yards and then lost [tex]4\frac{3}{5}[/tex] yards on the next play, then their total loss is [tex]1\frac{17}{20}[/tex] yards
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