nswer:
Explanation:
) We want to start by drawoing a Venn diagram
We call the set of the married people M and the set of the full-time workers F
We have the Venn diagram represented as follows:
b) We want to get the probability that an employee works full time and is married
We have that as:
P(full-time) OR P(married) -P(Full time and married)
P(full time) = 70/110
P(married) = 60/110
P(full time and married) = 35/110 (since half of the full-time workers are married)
Thus, we have:
:
[tex]\frac{70}{110}+\text{ }\frac{60}{110}-\frac{35}{110}\text{ = }\frac{95}{110}[/tex]c) The probability that an employee works full time or is not married
Mathematically, we have that as:
P(full time) OR P(not married) -P(full time and not married)
P(not married) = 1 - P(married)
:
[tex]\begin{gathered} \frac{70}{110}+(1-\frac{60}{110})\text{ - }\frac{35}{110} \\ \\ \frac{70}{110}+\frac{50}{110}-\frac{35}{110}\text{ = }\frac{70+50-35}{110}\text{ = }\frac{85}{110} \end{gathered}[/tex]Consider the function f(x) = x3 − 6x2 + 11x − 6.
PART A: One factor of the function f(x) = x3 − 6x2 + 11x − 6 is (x − 3). Use that factor to divide and further factor the polynomial and find the x-intercepts without using technology.
PART B: Describe key characteristics of the graph of the function such as the number of x-intercepts, the y-intercept, and the end behavior without using technology. Explain with complete sentences using components of the function to support your answer.
For the function x³ - 6x² + 11x - 6, we have that:
a) The x-intercepts are: x = 1, x = 2, x = 3.
b) The y-intercept is of y = -6, while the end behavior is that it decreases to the left and increases to the right.
What are the x-intercepts of the function?The function is given as follows:
f(x) = x³ - 6x² + 11x - 6
x - 3 is a factor of the function, meaning that x = 3 is a x-intercept and the function can be written as follows:
x³ - 6x² + 11x - 6 = (x - 3)(ax² + bx + c)
Then we have to build a system of equations to find the coefficients as follows:
x³ - 6x² + 11x - 6 = ax³ + (b - 3a)x² + (c - 3b)x - 3c.
Then the coefficients are given as follows:
a = 1.b - 3a = -6 -> b = -3.-c = -6 -> c = 2.Then the factor is given by:
x² - 3x + 2.
Hence the other intercepts of the polynomial are found when:
x² - 3x + 2 = 0
(x - 2)(x - 1) = 0.
x - 2 = 0 -> x = 2.
x - 1 = 0 -> x = 1.
What is the y-intercept and the end behavior?The y-intercept is the value of f(x) when x = 0, that is, f(0), hence:
f(0) = 0³ - 6(0)² + 11(0) - 6 = -6.
For the end behavior, we need to find the limits as x goes to infinity, hence:
Positive infinity = (∞)³ = ∞. -> increases to right.Negative infinity = (-∞)³ = -∞. -> decreases to left.When the limit goes to infinity, we consider only the term with the highest exponent of the polynomial.
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Hey need help with this problem! Will give brainliest if right
Answer: 9,800
Step-by-step explanation:
She should save 9,800 yearly.
2/10 = 20/100 ; 20%
20% = 0.2
0.2 x 49,000
(which is 20% of 49,000)
= $9,800
Find x ifwrewrijqeowehj
3x+x+(x+12)=152
<AOD =<COB(VERTICAL OPPOSITE ANGLES)
[tex]5x+12=152\\5x=152-12\\5x=140\\\frac{5x}{5} =\frac{140}{5} \\x=28[/tex]
x=28°
be reminded that <COB IS MADE OF ALOT OF BRANCH ANGLES THAT WE HAD TO ADD TO GET IT
i.e <COE,<EOF AND <FOB
Write a quadratic function in standard form containing the point (-7, 5) and
vertex (1, 9)
The quadratic function in the standard form containing the point (-7, 5) and vertex (1, 9) is y = (-1/16)(x - 1)² + 9.
How is a quadratic function formed with a vertex and a point?The vertex form of a quadratic function with vertex (h, k) is written as
y = a(x - h)² + k, where (x, y) denotes a point on the parabola. Real integers a, h, and k are also included.
Given:
Point (x, y) = (-7, 5)
Vertex (h,k) = (1, 9)
The general equation of quadratic function in vertex form is:
y = a(x - h)² + k
To solve for a, substitute the given point (x,y) = (-7,5) into the equation.
5 = a(-7 - 1)² + 9
a(-8)² = -4
a = -4 /64
a = -1/16
Therefore, the required quadratic function is,
y = (-1/16)(x - 1)² + 9
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pls help ASAP
./././././././././././././././././././././././././././././././././././././././././././././././././././././././
Answer: the second one
Step-by-step explanation:
commutative is like
A+b=b+A
So 4+(-6)=-6+4
Which is like 4-6=-6+4
Activity 2: Which are not quadratic equations? How do you describe quadratic equation?
Answer:
A quadratic equation is an equation of the second degree, meaning it contains at least one term that is squared.
katie is studying the polynomial and determines the polynomial has three real roots. do you agree or disagree with katie's statement? explain your reasoning.
Katie is studying the polynomial f(x) =(2x-3) (x-4) (x^2-3) and determines the polynomial has three real roots. you disagree with Katies statement because the function has four real roots
Katie is studying the polynomial and determines the polynomial has three real roots. Do you agree or disagree with Katie's statement? Explain your reasoning.
the complete question is
Katie is studying the polynomial f(x) =(2x-3) (x-4) (x^2-3) and determines the polynomial has three real roots. Do you agree or disagree with Katies statement? Explain your reasoning.
Write properties of function:
x intercept/zero: [tex]x_{1}[/tex] = 3/2 ; [tex]x_{2}[/tex] = 4 ; [tex]x_{3}[/tex] = -[tex]\sqrt{3}[/tex] ; [tex]x_{4}[/tex] = [tex]\sqrt{3}[/tex]
Katie is studying the polynomial f(x) =(2x-3) (x-4) (x^2-3) and determines the polynomial has three real roots. you disagree with Katies statement because the function has four real roots
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What’s the relationship between the number of
$4 lunches
you buy with a $100 school
lunch card and the money remaining on
the card
The relationship will be a solid line .
How to find the relationship between the given amounts?
Given:
The amount of one lunch =$4
The amount of the school lunch card=$100
Let, the amount remaining on the card= b
Let the number of lunches to buy = a
The equation is given by,
b = 100 - 4a
When 1 lunch is bought ,a= 1 ;
b= 100 - 4(1) = 96
When 2 lunches are bought ,a= 2;
b= 100 - 4 (2)= 92
When 3 lunches are bought ,a= 3;
b= 100 - 4 (3)= 88
When 4 lunches are bought ,a= 4;
b= 100 - 4 (4)= 84
Since ,the decrease is gradual and same, the relationship will be a solid line.
The complete question is:
What is the relationship between the number of $4 lunches you buy with a $100 school lunch card and the money remaining on the card. Is the relationship a solid line or a set on unconnected points?
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P=1000 r=0.85% t=4 annually
Based on the given parameters, the amount of the investment after 4 years is $1030
How to determine the amount?The given parameters about the compound interest are
Principal Amount, P = $1000
Interest Rate, R = 0.85%
Time, t = 4
Number of times, n = 1 i.e. annually
Compound interests are different from simple interest, and they are calculated using the following compound interest formula
CI = P(1 + R/n)^nt - P
To calculate the amount, we have:
A = P + CI
So, the equation becomes
A = P + P(1 + R/n)^nt - P
Evaluate the like terms
A = P(1 + R/n)^nt
Substitute the known values in the above equation
A = 1000 * (1 + 0.85%/1)^(1 * 4)
Express 0.85% as decimal
A = 1000 * (1 + 0.0085/1)^(1 * 4)
Evaluate the sum
A = 1000 * (1.0085/1)^(1 * 4)
Evaluate the exponent
A = 1000 * 1.03
Evaluate the product
A = 1030
Hence, the value of the investment is $1030
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Ruby has $0.86 worth of pennies and nickels. She has 4 more nickels than pennies. Determine the number of pennies and the number of nickels that Ruby has.
86 = 1p + 5n
n = p + 4
86 = 1p + 5(p + 4)
86 = 1p + 5p + 20
66 = 6p; p = 11
86 = 1(11) + 5n
86 = 11 + 5n
75 = 5n; 15 = n
11 pennies, 15 nickels
11(1) + 15(15) = 11 + 75 = 86
I dont know what im doing Please Help
Answer:
I think your answer is correct
Step-by-step explanation:
You did that right. You moved the point from zero to negative one, then you raised it to negative two. Good job.
A box is to be made using a 6ft by 8ft piece of cardboard by cutting a square from each corner and folding up the sides. What is the maximum volume that can be obtained? Round your answer to the nearest hundredth.
Answer:
Step-by-step explanation:The walker family uses 45 pounds of crisped rice cereal per year. 1.55 pounds they save by buying the 18-oz. box for $3.50 rather than the 12-oz. box for $2.75 by using unitary method.
What is called pound?
A pound is a unit of weight used mainly in Britain, America, and other countries where English is spoken. One pound is equal to around 0.454 kilograms. A pound of something is a quantity of it that weighs one pound.
For this, we get the unit price per ounce of each.
3.50/ 18 = 0.1944 unit
2.75 / 12 = 0.229 unit
The walker family uses 45 pounds of crisped rice cereal per year 45 ×0.1944=8.74845 ×0.229= 10.305.
Thus ,they save 10.305 - 8.75 = 1.55
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Find the zeros of the functions:
f(x)=3x+7
f(x)=1/5x-7
Answer: x= -5
Step-by-step explanation: Zero is x
f(-5)= -15 +7= -8
f(-5)= -1 - 7 = -8
Answer is -8
Which scale is equivalent to 1 cm to 1 km?
1 to 1,000
10,000 to 1
1 to 100,000
100,000 to 1
1 to 1,000,000
Answer:
1 to 100,000
Step-by-step explanation:
There are 100,000 cm in a km
PLEASE HELP SOON! :)
f(x) = 4x + 6 and g(x) = 1/2 . f(x)
what is the function rule for function g?
g(x) = x +
Answer:
[tex]g(x)=2x+3[/tex]
Step-by-step explanation:
[tex]g(x)=\frac{1}{2}(4x+6)=2x+3[/tex]
need help pls
#i love brainly
Answer:
x=10
Step-by-step explanation:
48=6x-12
60=6x
x=10
Determine the solution to p/4=12.2
four liters of water are mixed with 6 juiced lemons to make lemonade. how many liters of water should be mixed with 10 juicer lemons to obtain the same result? (pls kinda show work)
F.) 4 2/3
G.) 5 1/3
H.) 6 1/3
J.) 6 2/3
K.) 8 1/3
Using mathematical operations, (D) 6⅔ of water should be mixed with 10 lemon juice.
What are mathematical operations?A function in mathematics known as an operation is one that transforms zero or more input values into a clearly defined output value. The operation's complexity is determined by its operand count. The order of operations is a rule that specifies the right procedure to follow when evaluating a mathematical expression. Using the acronym PEMDAS, we can remember this order: parentheses, exponents, multiplication, and division (left to right), addition and subtraction (from left to right).So, liters of water when mixed with 10 lemon juice:
The expression will be: 4/6 = x/10Solve, the expression as follows:
4/6 = x/106x = 10 × 46x = 40x = 40/6x = 6⅔
Therefore, using mathematical operations, (D) 6⅔ of water should be mixed with 10 lemon juice.
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The correct question is given below;
Four liters of water are mixed with 6 juiced lemons to make lemonade. how many liters of water should be mixed with 10 juicer lemons to obtain the same result? (pls kinda show work)
A) 4 2/3
B) 5 1/3
C) 6 1/3
D) 6 2/3
E) 8 1/3
plss solve this having big trouble will give brainiest n 55points
Considering that a transversal line cuts two parallel lines, the relations between the angles are given as follows:
1. Corresponding angles.
2. Alternate exterior angles.
3. Consecutive interior angles.
What is the relationship between angles 1 and 3?Angles 1 and 3 are corresponding angles, as they are both at the same position relative to their lines, j for angle 1 and m for angle 3, being cut by the transversal line t.
What is the relationship between angles 8 and 4?Angles 4 and 8 are alternate exterior angles, as:
Angle 4 is to the left of the transversal line t and below it's line m.Angle 8 is to the right of the transversal line t and above it's line m.Inverse positions in both senses, left/right and up/down, hence alternate exterior angles.
What is the relationship between angles 2 and 3?Angles 2 and 3 form a supplementary pair inside the same region, between the two lines being cut by the transversal, hence they are consecutive interior angles.
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Solve the quadratic equation by completing the square.x²-12x+30=0
In order to solve this quadratic equation by completing the square, let's analyse the coefficient b by comparing the equation with the standard form:
[tex]y=ax^2+bx+c[/tex]We have b = -12. In order to be a perfect square, the coefficient c needs to be (-12/2)^2 = (-6)^2 = 36
We already have 30, so we just need to add 6:
[tex]\begin{gathered} x^2-12x+30=0 \\ x^2-12x+30+6-6=0 \\ x^2-12x+36-6=0 \\ (x-6)^2-6=0 \\ (x-6)^2=6 \\ x-6=\pm\sqrt[]{6} \\ x_1=6+\sqrt[]{6} \\ x_2=6-\sqrt[]{6} \end{gathered}[/tex]At a health camp the number of children was three times the number of men.the number of men was 240 less than the number of women. if the number of children x give an equation that can be used to get the number of men if the total number of people who attended was 2400
The equation that can be used to get the number of men if the total number of people who attended was 2400 is x + 3x + x + 240 = 2400.
How to illustrate the information?It should be noted that from the information given, in the health camp the number of children was three times the number of men and the number of men was 240 less than the number of women.
Number of men = x
Number of children = 3x
Number of women = x + 240
Total number of people = 2400
The appropriate equation will be:
x + 3x + x + 240 = 2400
5x + 240 = 2400
Collect like terms
5x = 2400 - 240
5x = 2160
Divide
x = 2160 / 5
x =432
Therefore, the total number of men is 432 men.
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You are 5 1/3 feet tall. you must be at least 5 1/2- feet tall to ride a roller coaster. write and solve an equation to represent how much taller you must be to ride the roller coaster
The equation h>= 11/2 feet represents the required height of an individual to ride the roller coaster.
Your height = 5 1/3 feet tall
Required height in feet to ride a roller coaster = at least 5 1/2 feet
When the numerator exceeds or is equal to the denominator, the fraction is said to be improper. 5/2 and 8/5, for instance, are improper fractions.
Let h represent the height
h>= 5 1/2
Converting into an improper fraction
h>= 11/2 feet
Your height in improper fraction = 16/3 feet
Comparing the required height and your height we find that
Required height>Your height
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Which fractions are equivalent to 0.48? Select all that apply.
Answer:
Number
Step-by-step explanation:
48 divided by 100 equals .48
Find an equation in point-slope form for the line having the slope m = -4 and containing the point (7,2)
Answer: y=-4x+30
Step-by-step explanation: put into point slope form y-y1=m(x-x1). M is out slope with the given point (7,2) 7 is out x and 2 is our y. Give us y-2=-4(x-7) once done distribute yo get y-2=-4x+28. Add the 2 from the left to the right. to get y=-4x+30
7-(-4) is__units from 7 in the ____ direction
7-(-4) is 4 units from 7 in the negative direction. See the explanation and the linear scale attached.
What direction is being referred to in the above Question?The direction being referred to is the direction of the number on a numerical scale or Linear Scale.
In the attached linear scale, we can see that the arrow stops at 11. This is arrived at by expanding the bracket:
7 - (-4)
the subtraction signs cancel out each other creating a positive sign. Hence we have:
7 + 4
= 11.
Hence, 11 is 4 units away from 7 in the negative direction. That is going toward zero is negative or a reduction hence, to get to 7 you need to go toward the negative section of the scale.
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Please! Help me find the range of this graph as an inequality :((
Answer: [tex]\text{y} \ge 2[/tex]
Reason:
The lowest point on the graph occurs when y = 2. This is a closed endpoint so it's included with the graph. So either y = 2 or y > 2, both of which combine to get the answer shown above.
Isaac's kitchen has an area of 54 square feet. The kitchen is 9 times as many square feet as Isaac's pantry. If the pantry is 2 feet wide, what is the length of the pantry?
Answer:
3 Feet
Step-by-step explanation:
Issac's Kitchen Area - 54 sqft
Issac's Pantry Area - 54/9 = 6 sqft (His pantry is 9x smaller than his kitchen)
[tex]area = length * width[/tex]
Here we have the total area and the width, so we can substitute for finding the length:
[tex]6 = length * 2\\ \\ = > \frac{6}{2} = length\\ \\ = > length = 3[/tex]
Hence is pantry is 3 feet long.
(-4s–3)+(6s–1) what is the sum
Answer:
=2s−4
Step-by-step explanation:
−4s−3+6s−1
=−4s+−3+6s+−1
Combine Like Terms:
=−4s+−3+6s+−1
=(−4s+6s)+(−3+−1)
=2s+−4
Answer:
=2s−4
URGENT!! ILL GIVE
BRAINLIEST! AND 100 POINTS
Answer:
d
Step-by-step explanation:
Pythagorean theorem : a2 + b2 = c2
Here, ‘a’ is the vertical side i.e. wall
‘b’ is the base side i.e. bottom = 5 m
‘c’ is the hypotenuse i.e. the ladder = 10 m
If b = 5 m, c = 10 m
Then, a2 = c2 - b2 = (10 x 10) - (5 x 5) = 75
a = √75 = 8.66 m
The the top of the ladder is at 8.66 m.
You recently opened your checking account with Eagles Bank on October 1 using
$150.00.
Complete the checkbook register using the following transactions then explain how you
completed the first four transactions
October 1-Opened the checking account with $150.00
October 2- Purchased groceries from Aldi for $53.82 plus 6% tax. (Check 42)
October 2-Paid $15.00 for flowers using your debit card.
October 4- Deposited paycheck from work. ($14.50/ hr for 30 hours)
October 6-Bought 3 shirts for $8 each with a 5% off coupon and 6% sales tax from Target. (Check 43)
October 7- Bought a scooter for $50.00, helmet for $12.95, and sneakers for $79.99 from Scoot-2-Go.
There was 6% sales tax. (Check 44)
October 11-Deposited paycheck from work minus the $100.00 you kept in cash ($14.50/hr for 35 hours)
October 12- Ate lunch at Burger King for $11.65 plus 6% tax. Used your debit card to pay for it.
Be sure to include the steps you followed to complete your computations
The balance as of October 12th
The process for entering the transaction in the registry.
It should be no mystery that amounts deposited get added to bank balance, and amounts withdrawn by any means get subtracted. Regarding the balance in the bank, a debit card withdrawal is equivalent to a cheque withdrawal.
How to complete the first four checkbook register?Regarding the balance in the bank, a debit card withdrawal is equivalent to a cheque withdrawal. The debit card withdrawal differs from a check in the check register in that there is no check number (and frequently no transaction number) connected to it.
initial transaction
$100 is deposited to open the account. The starting balance is that sum.
two-way transaction
You must calculate the tax on the purchases for this issue. Normally, the store would take care of that for you, and you would write a check to cover the debt. The sum owed in this case is...
Rounding up from $43.82 to 45.5728 is 45.57.
Instead of calculating the tax individually and then adding it to the original amount, it is more convenient to use a multiplier to determine the amount with tax. You should be aware that the purchase price multiplied by 100% plus 4% equals 104%, or 1.04 times the price.
As a withdrawal, this $45.57 is deducted from the prior transaction's $100 total, resulting in a new balance of $54.43.
third action
This is a straightforward withdrawal, therefore $46.43 is obtained by deducting the sum from the prior balance.
As previously said, there is no transaction number connected to this. It can occasionally be helpful to keep track of which debit card is being used if you have several debit cards that are taking money out of the account. The final four digits of the card number are used to identify transactions on my bank statement.
Fourth action
You must calculate the payroll deposit amount for this problem. That would typically be handled for you by your employer, along with any deductions for taxes, insurance, union dues, or employee purchases. The sum deposited in this case is...
Hourly rate times 40 equals $9.75, which equals $390.
The previous value is increased by this deposit, making the new balance $436.43.
In most cases, the coupon is applied to transactions including coupons before the tax is calculated. The fact that the purchase amounts are combined should be obvious. (You can calculate the total when there are numerous items at the same price using repeated addition or multiplication; most people find multiplication to be simpler.)
The purchase from the bike shop is arguably the most difficult. The total of the values in brackets is...
$180.00 + 14.95 + 8.95 = 203.90
Then, the 15% discount is applied.
Rounding up to 30.59 from 0.15 x $203.90 = 30.585
Taking this out of the previous amount* yields (before taxes)...
$203.90 -30.59 = $173.31
The amount subject to tax can then be calculated using the same multiplier described above:
Round to $180.24 using the formula: amount with tax = $173.31 x 1.04 = $180.24
* Talk about the 15% discount
As with additional tax, you can calculate the discount using a multiplier:
100% - 15% = 85% . . . 0.85 times as much
The result of applying this multiplier to the number 203.90 is 173.315, which is typically rounded up to 173.32. But this figure results from a discount that is rounded to the nearest half cent (30.585). The discounted amount, 173.315, is rounded down to 173.31 if the discount is rounded up. The intricacy of applying a multiplier to discounts is there.
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