The specifications of the furniture as an absolute value inequality is |x - 18| ≤ 0.1 .
In the question ,
it is given that ,
the specification of the furniture , is 17.9 ≤ w ≤ 18.1 ,
where w is the width of the desk drawer in inches .
we need to write the given inequality in absolute inequality form ,
we know that the a-b < x < a+b , then the absolute inequality is |x-a|<b ,
On comparing the given inequality with a-b < x < a+b ,
we get
a - b = 17.9 and
a + b = 18.1
adding both the equations , we get
2a = 36
a = 36/2
a = 18
Substituting a = 18 in a + b = 18.1 , we get
18 + b = 18.1
b = 18.1 - 18
b = 0.1
The required inequality is |x-a| ≤ b .
|x - 18| ≤ 0.1
Therefore , The specifications of the furniture as an absolute value inequality is |x - 18| ≤ 0.1 .
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There are five green apples and nine red apples in a basket  what is the ratio of green apples to all apples in the basket ??? what is the ratio of red apples to all apples in the basket ??
The ratio of green apples to all apples in the basket is 5:14 and the ratio of red apples to all apples in the basket is 9:14.
According to the question,
We have the following information:
There are five green apples and nine red apples in a basket.
Now, total apples in the basket are (5+9) which is 14.
Now, the ratio of green apples to all apples in the basket:
Number of green apples : total apples in the basket
5:14
Now, the ratio of red apples to all apples in the basket:
Number of red apples : total apples in the basket
9:14
Hence, the ratio of green apples to all apples in the basket is 5:14 and the ratio of red apples to all apples in the basket is 9:14.
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A carpenter cuts a board 3 3/8 A carpenter cuts a board 6 1/2 feet long.How long is the remaining piece of board? (Simplify your answer and write it as a mixed number.)
Answer:
Subtract 3 3/4 from 10 1/2. Note that the LCD is 4, so 10 1/2 = 10 2/4.
What is 10 2/4
- 3 3/4
-------------------------
?
Since 2/4 is smaller than 3/4, you must borrow 1 from that 10.
Now your problem looks like 9 6/4
-3 3/4
----------
6 3/4 (answer)
The remnant of the board is 6 3/4 feet long.
Step-by-step explanation:
Josef paid $10for 6 avocados at the store he wants to know the price of 3 avocados
Answer:
$5
Step-by-step explanation:
Since $10 for 6 avocados and 3 = half of 6,
You would half $10 too = $5
Answer:
$5
Step-by-step explanation:
divide both numbers by 2 and there is your answer
NEED HELP PLEASEEEEEEEE
Answer:
1/2
Step-by-step explanation:
Because the y is going up by 0.5 which in a fraction form is 1/2 and it isn't negative 1/2 because the number is growing and is not decreasing.
Answer:
[tex]\frac{1}{2}[/tex]
Step-by-step explanation:
1) Find the difference between and y
5 - 0 = 55.5 - 1 = 4.56 - 2 = 46.5 - 3 = 3.52) Find the pattern between the numbers
As we can see there is a pattern of subtract [tex]\frac{1}{2}[/tex] between every number
To find this just subtract each number by the other
5 - 4.5 = 0.54.5 - 4 = 0.54 - 3.5 = 0.5As 0.5 is equal to [tex]\frac{1}{2}[/tex] the answer to the solution would be [tex]\frac{1}{2}[/tex]
Hope this helps, have a great day!!
hello can someone help me pls
1. The number of sides of the polygon is of: 12 sides.
2. The missing exterior angles are of: α = 48.5º.
3. The size of the exterior angle is of 20º, hence the polygon has 18 sides.
What is the relation between the measure of the exterior angles and the number of sides of a regular polygon?A regular polygon is a polygon in which all the sides have the same length.
The relation between the measure of the exterior angles of a regular polygon and the number of sides is given as follows:
Measure of each angle = 360º/number of sides.
For item a, the measure of each angle is of 24º, hence the number of sides is obtained as follows:
24º = 360º/number of sides.
24n = 360
n = 360/24
n = 12 sides.
The sum of the measures of the external angles of a polygon is always of 360º.
Hence, for item 2, the missing angles are obtained as follows:
2α + 90 + 55 + 40 + 78 = 360
2α + 263 = 360
2α = 97
α = 97/2
α = 48.5º.
An interior angle and it's exterior angle are supplementary, hence, for item 13, the measure of the exterior angle is of:
Exterior angle = 180º - 160º = 20º.
Then the number of sides of the polygon is obtained as follows:
20n = 360
n = 360/20
n = 18 sides.
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drake makes custom sails for sailboats. he received an order for a sail that is 8 ft long and 18 feet tall. How many square feet of fabric does he need to make the sail?
Drake needs 144 ft² (squared feet) of fabric to make the 8 ft long and 18 ft tall sail.
What is the area of two lengths?The area (square units) of two lengths is the product of the multiplication of the two lengths.
The area refers to the space occupied by a two-dimensional object or structure.
Areas are stated in square feet to show the squared units occupied by such objects.
The length of a sail = 8 feet
The height of the sail = 18 feet
The square area = 144 ft² (8 x 18)
Thus, Drakes requires a fabric measuring 144 ft² (squared feet) to make the sail.
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Expand 2x(3x+y) how do you do this please help
Simplify 3√B^2
please do it quickly first right answer gets brainliest
£2448is invested in an account at rate of compound interest. One year after the investment there is £2496.96 in the account. How much is in the account 4years after the investment.
The amount after four years is £2649.79 .
What is the amount after four years?Now we know that we need to obtain the rate for the compounding of the money and we need to recall that for the amount, we have;
A = P(1 +r/n)^nt
A = amount
P = principal
r = rate
n = number of times compounded
t = time
For one year in which the interest is compounded annually;
2496.96 = 2448(1 + r)^1
2496.96/ 2448 = (1 + r)
1.02 = 1 + r
r = 1.02 - 1
r = 0.02 or 2%
Now after four years;
A = 2448(1 + 0.02)^4
A = £2649.79
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f(x)=5/x-1
g(x)=4-2x
Calculate fg(x)
Answer:
Step-by-step explanation:
define function fg(x) :
Fg(x) = f(g(x))
= [tex]\frac{5}{x}[/tex] (4-2x)-1
= [tex]\frac{20}{x}[/tex] - [tex]\frac{10x}{x}[/tex] - 1
= 20 - 10x -1
= 20 - 1 - 10x
= 19 - 10x
Which graph represents this function?
f(X)=√X+1
What is the slope of the line on the graph?
Need help.
help please this is confusing will will give brainiest
Answer:
Slope = - 2
Explanation step by step:
Find the sale price of the item. Round to two decimal places if necessary.
Original price: $207.65
Markdown: 77%
The sale price is $
Answer:
$47.76
Step-by-step explanation:
77 : 100 = x : 207.65
x = (207.65 * 77)/100
x = 159.8905
final price = 207.65 - 159.8905 = 47.7595= $47.76
Find the slope of the line shown on the graph to the right.
Answer: [tex]\frac{7}{3}[/tex]
Step-by-step explanation:
The two points found on the graph are:
(x₁, y₁) = (2, 4)(x₂, y₂) = (-1, -3)The slope can be calculated as:
[tex]\frac{y_{2}-y_{1}}{x_{2}-x_{1}}=\frac{-3-4}{-1-2} =\frac{-7}{-3} =\frac{7}{3}[/tex]
HELP ALOT OF POINTSSS
Evaluate the expression if a=−12, b=34, and c=−23.
−||6c−16b||+1
-691 is the value of the expression −||6c−16b||+1 when a=−12, b=34, and c=−23.
What is Expression?An expression is combination of variables, numbers and operators.
The given expression is −||6c−16b||+1
The values of c is minus twenty three, the value a is minus twelve and the value of b is thirty four.
−||6c−16b||+1
-||6(-23)-16(34)||+1
-||-138--55||+1
-||-692||+1
-692+1
=-691
Hence -691 is the value of the expression −||6c−16b||+1 when a=−12, b=34, and c=−23.
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Gustavo has been waiting to purchase an acoustic guitar. This week, the guitar is on sale for 34 of the original price. With the sale, Gustavo paid $90, without tax, for the guitar. Write an equation to find the original price p of the guitar.
The original price of the guitar is $120
From the question, we have
guitar is on sale for 3/4 of the original price (p).
3/4*p = $90
p = (90*4)/3
p= $120
Divide:
Divide, in its simplest form, means to divide into two or more equivalent portions, spaces, groups, or divisions. Divide, in plain English, means to provide the entire thing to a group in equal portions or to divide it into equal pieces. Let's say a square is divided into two triangles with equal areas by a diagonal. A division operation may or may not provide an integer as the outcome. The outcome may occasionally take the form of decimal numbers.
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If the geometric mean of 10 and x is 30, what is the value of x?
Step-by-step explanation:
10 + x = 30
or, x = 30 - 10
x = 20
Consider a causal continuous time LTI system whose input x(t) and output y(t) are related by the following differential equation d/dt y(t) + 4y(t) = x(t) Find the Fourier series representation of the output y(t) for each of the following inputs: A. x(t) = cos(3 pi T) B. x(t) = sin(3 pi t) + cos(6 pi t+pi/4)
The Fourier series representation of the output y(t) is;
(a) y(t) = 0.097 cos(3πt - 67)
(b) y(t) = 0.097 sin(3πt - 67) + 0.051 cos(6πt + π/4 -78)
Given;
A causal continuous-time LTI system whose input x(t) and output y(t) are related by the following differential equation;
[tex]\frac{d}{dt}y(t) + 4y(t) = x(t)[/tex]
By taking Laplace's Transform;
sY(s) + 4Y(s) = X(s)
Y(s)/X(s) = H(s) = 1/(s + 4)
(a) When input x(t) = cos3πt
∵ ω = 3π
H(jω) = 1/(jω + 4)
H(jω₁) = 1/[tex]\sqrt{w^2+4^2}[/tex] = 0.097
∠H(jω) = -tan⁻¹(ω/4) = -67° = Ф₁
y(t) = H(jω₁)*cos(3πt + Ф₁)
→ y(t) = 0.097 cos(3πt - 67)
(b) When input x(t) = sin3πt + cos(6πt + π/4)
∵ ω = 6π
H(jω) = 1/(jω + 4)
H(jω₂) = 1/[tex]\sqrt{w^2+4^2}[/tex] = 0.051
∠H(jω) = -tan⁻¹(ω/4) = -78° = Ф₂
y(t) = H(jω₁) * sin(3πt + Ф₁) + H(jω₂) * cos(6πt + π/4 + Ф₂)
→ y(t) = 0.097 sin(3πt - 67) + 0.051 cos(6πt + π/4 -78)
The Fourier series representation of the output y(t) is;
y(t) = 0.097 cos(3πt - 67)
y(t) = 0.097 sin(3πt - 67) + 0.051 cos(6πt + π/4 -78)
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2x + 21/5 = 3 Solve for x.
Simplify your answer as much as possible.
Answer:
x= -3/5
Step-by-step explanation:
2x+21/5=3
2x+21/5-21/5=3-21/5 (subtract 21/5 from both sides)
2x=3-21/5 (L.C.M=5)
2x= 15-21/5
2x= -6/5
2x/2=-6/5/2 (divide both sides by 2)
x= -6/5x1/2 (reciprocal)
x= -6/10
simplify:
x= -3/5
Please help me with this question.
Answer:
7x + 4,
8y - 3 > 13,
8a,
9 < 5x - 1
Step-by-step explanation:
Hello!
For this question it's important to know what form an expression takes, which is essentially a group of "things" (such as x, y, and numbers) that don't necessarily equal anything else, that would be an equation
In other words, an expression is a mathematical statement that does not include an = sign.
In one week, a printing center made 1,233 copie of a 26 page article. The printing center alo printed 658 copie of a 12 page eay. How many page did the printing center print during the week?
As per given data of printing, the total number of pages print by printing center during the week is equal to 39,954 pages.
As given in the question,
Number of copies of 26 pages article print by printing center is equal to 1,233 copies
Number of copies of 12 page article print by printing center is equal to 658 copies
Total number of pages print by printing center during this one week is equal to
= ( 1233 × 26 ) + ( 658 × 12 )
= 32,058 + 7896
=39,954 pages
Therefore, for the given data of printing, the total number of pages print by printing center during the week is equal to 39,954 pages.
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What is the slope in this equation?
y+7=10(x-4)
Answer:
slope = 10
Step-by-step explanation:
Solve the equation for "y". In other words, isolate "y":
y + 7 = 10(x - 4)
y = 10(x - 4) - 7
y = 10x - 40 - 7
y = 10x - 47
Above is a linear expression in slope-intercept form "y = mx + b", where "m=slope" and "b=y-intercept". "m=10", so 10 is the slope
i = prt ; p = $2,000, r = 3%, and t = 2 yr.
Evaluate the expression using the given values.
Please and Thank you
The interest amount is $120 when given principal amount $2000, rate of interest per year is 3% and time period is 2 years.
Given that,
p = $2,000, r = 3%, and t = 2 yr.
We have to find the i when i=prt.
Here,
i is interest amount.
p is principal amount.
r is rate of interest per year.
t is time period.
So,
Formula for finding interest amount is
i=prt
So,
i=2000(3/100)(2)
i=20×3×2
i=120
Therefore, The interest amount is $120 when given principal amount $2000, rate of interest per year is 3% and time period is 2 years.
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Latrell jogs around a lake. Each lap around the lake is 4/3 mi. Latrell jogs a total of 7 mi. How many laps around the lake does Latrell jog? Write your answer as a whole number of laps, plus a fraction of a lap. You can use the model to help. Latrell jogs ? Whole laps, plus ? of a lap
Answer:
5 whole laps + 1/4 of a lap. Or, 5.25 laps
Step-by-step explanation:
We can solve this 2 ways.
First, we can continuous add 4/3rds to itself until we reach 7 miles.
4/3 + 4/3 = 2 2/3
+ 4/3 = 4
+ 4/3 = 5 1/3
+ 4/3 = 6 2/3
Then you see that we are almost at 7. We have 1/3 left until we reach 7. 1/3 is 0.25% of 4/3, so its only 25% of a lap. That plsu the 5 other laps we did would equal 5.25 laps.
An easier way is 7 divided by (4/3), which is 5.25.
Good Luck! Hope this helps.
Matt's bus ride to school is 3 minutes more than 1/4 the time of Rick's bus ride. Write an equation to model this situation and graph it
An equation to model this situation is M = t/3 + 3, which is shown in the graph attached below.
How to write an equation to model this situation?In order to solve this word problem, we would assign variables to the amount of time taken by Rick's bus ride and Matt's bus ride to school, and then translate the word problem into algebraic equation as follows:
Let the variable t represent the amount of time taken by Rick's bus ride. Let the variable M represent the amount of time taken by Matt's bus ride.Therefore, translating the word problem into an algebraic equation, we have the following;
M = 1/4(t) + 3
M = t/3 + 3
Based on the graph (see attachment) which models the relationship between the amount of time taken by Rick's bus ride and Matt's bus ride, we can logically deduce that the slope of the graph is 1/4 and the y-intercept is equal to 3.
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f(x) = x^2. What is g(x)?
Answer:
B. -x^2-2
Step-by-step explanation:
-x^2 would max out at 0, so you need to shift it down by 2 (hence the -2) to have the correct function.
Hope this helped!
a square has a perimeter of 12 ft what is the length of each side
Answer:
3 feet
Step-by-step explanation:
All 4 sides are equal so 12/4=3
If you go out to eat with 3 friends and your meal was $72.50.
The sales tax is 6.75% sales tax and you tip the waiter 15%.
How much is the total bill?
The total bill that will be paid by the friends is $88.27.
How to calculate the total bill?Cost of meal = $72.50
Sales tax = 6.75%
The amount on tax will be:
= 6.75% × $72.50
= $4.89
Tip = 15% × $72.50
Tip = $10.88
The total bill will be:
= Cost of bill + Tax + Tip
= $72.50 + $4.89 + $10.88
= $88.27
The cost is $88.27.
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Find the value of x.
x(x+4)
148⁰
the answer is 148 the reason is two angle interception
Step-by-step explanation:
The angle on top of x(x+4) is equal to 148.
The angle at x(x+4) = 180 -148 = 32
[tex]x(x + 4) = 32 \\ {x}^{2} + 4x = 32 \\ {x}^{2} + 4x - 32 = 0 \\ (x - 4)(x + 8) = 0[/tex]
x-4=0
x=4
x+8=0
x=-8
suppose this player attempts 10 shots in a game and makes only 3 of them. does this provide convincing evidence that she is less than a 47% shooter?
No, because it is plausible that she would make 3 or fewer shots by chance alone.
What is convincing evidence?
The proof is sufficient evidence or a sufficient argument for the truth of a proposition. The concept applies in a variety of disciplines, with both the nature of the evidence or justification and the criteria for sufficiency being area-dependent.
if our test statistic is: positive and greater than the critical value, then we have sufficient evidence to reject the null hypothesis and accept the alternative hypothesis. positive and lower than or equal to the critical value, we must accept the null hypothesis.
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