04/09/23

need help with pre calc hw
Find all zeros of 4x^3-20x^2+31x-21Enter the zeros separated by commas. Enter exact value, not decimal approximations please
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04/09/23

Phillip, the proprietor of a vineyard, estimates that the first 9500 bottles of wine produced this season will fetch a profit of $3 per bottle.
Assuming at least 9500 bottles of wine are produced and sold, what is the maximum profit? (Round your answer correct to the nearest cent.)What would be the profit/bottle in this case? (Round the... more
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04/09/23

Help me on this
Allan, Bernice, Candice and Derrick shared the cost of a present. The amount Allan paid is 1/14 of the total amount Bernice and Candice paid. The amount Bernice paid is 1/4 of the total amount... more
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04/08/23

A=2 B=9 C=4 so what is c/9 + b
That’s all I have
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04/07/23

Hi to set up a rational equation
It takes Lucy 30 min longer to drive 275KM in the first leg of her trip than it takes her to drive 300KM in the second leg of her trip. What is her average speed for each leg?
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04/07/23

Please show work!

Find the value(s) of c guaranteed by the Mean Value Theorem for Integrals for the function over the given interval. (Round your answer to four decimal places. Enter your answers as a... more
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04/07/23

math alebra 1 help

Bernie deposited $2,000 in an account earning 10% interest compounded annually.To the nearest cent, how much will he have in 5 years?
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04/07/23

If tanθ= 7/24 and θ is in quadrant iii
Find:a) cos2θb) cos θ/2
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04/07/23

Three machines A, B, and C—are used to produce a large quantity of identical parts at a factory.

Three machines A, B, and C—are used to produce a large quantity of identical parts at a factory. Machine A produces 60% of the parts, while Machines B and C produce 30% and 10% of the parts,... more
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04/07/23

Bayesian Theory

Approximately 1 percent of Americans ages 50-60 have lung cancer. A patient with lung cancer has a 93 percent chance of a positive test. A patient without lung cancer has a 6 percent chance of a... more
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04/07/23

consider that events A, B, and C are mutually exclusive. Are these probabilities possible: P(A) = 0.5, P(B) = 0.4, P(C) = 0.2? Why?
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04/07/23

why is that P(A union B) is not always P(A) + P(B)?
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04/06/23

discussion question

For a certain company, the cost function for producing x items is C(x)=30x+100 and the revenue function for selling x items is R(x)=−0.5(x−90)2+4,050 . The maximum capacity of the... more
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04/06/23

The perimeter of a notebook is 48 inches. The notebook is 10 inches wide. How tallis it?
The perimeter of a notebook is 48 inches. The notebook is 10 inches wide. How tall is it?
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04/06/23

Please help me to solve this problem

Suppose that the functions g and h are defined for all real numbers x as follows: g(x) = x+3 h(x) =2x+1 Write the expression for (g-h)(x) and (g+h)(x) and evaluate (g•h)(4).
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04/06/23

Graph the rational function

f(x) = 2/x-2
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04/06/23

Evaluate the expression. P(8, 5) · P(7, 4) P(6, 5)

Combinations and permutations
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04/06/23

The function h is defined below

h(x)=x^2-2x-24/x^2-9 find all values of x that are not in the domain of h
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04/06/23

Nora rode her bike 2/2of a block. Brady rode his bike 4/4 of the same block. Compare the distance each child ride. What do you notice
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04/06/23

200+30t 200 + 30 t per year, where t t is measured in years. By how much does the population increase between the 4th and the 7th years?
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04/06/23

How many years will it take $6000 invested at 8% interest to earn $16800?
How many years will it take $6000 invested at 8% interest to earn $1680
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04/06/23

Homework 5th Grade word problems
Rosie has 10 lbs of flour. If 1/2 cup of flour makes 1 batch of cookies, then how many batches can be made from 10 lbs of flour
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04/05/23

The function h is defined below.
h (x)= x^2-2x-24/x^2-9 (numerator/ denominator) find all values of x that are not in the domain of h.
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04/05/23

What are the odds in favour of a total greater than 9 in a given roll of two standard dice?
What are the odds in favour of a total greater than 9 in a given roll of two standard dice?
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04/05/23

Assuming a linear relationship, find the linear equation that models the bee population based on the number of years after 2015.

A beekeeper has been noticing a decline in the number of bees in his beehives. In 2015, he had 1,200 bees but by 2019 he had only 600 bees. Assuming a linear relationship, find the linear equation... more
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