Suppose f(x)=−x2+6x+40 models the number of app downloads for a newly released app in a year from January to December. If x -values represent the months of the year and y-values represent the downloads, what month had the most downloads? The most downloads occurred in April. The most downloads occurred in September. The most downloads occurred in October. The most downloads occurred in March.

Q: If the profit function is  p(x)=-0.5(x-90)^2-50x+3850 what is the profit when producing 40 items?…

A: Consider the given function px=-0.5x-902-50x+3850

Q: The function C(x)=10x+5,000 represents the cost to produce x number of items. How many items should…

A: SOLUTION-

Q: The value of China's exports of automobiles and parts (in billions of dollars) is approximately…

A: The year is 2001

Q: If f(x) 3x 5 and g(x) 2*, what does f1(-2) equal? -

A: we have to find the following

Q: The value of China's exports of automobiles and parts (in billions of dollars) is approximately f(x)…

A: Given f(x)=1.8208e0.3387xGiven f(x)=$6 billion

Q: Victaria Lop. 2. f(x) = x – 3x – 10 2 Зх - -

A:

Q: A new manufacturer of automobiles in Canada has determined that the quantity demanded of their brand…

A: Given p(x)=-x^2+6x+36    and interval 3<x<9

Q: The value of China's exports of automobiles and parts (in billions of dollars) is approximately f(x)…

A:

Q: the revenue function is given by R(x)= -x3+12x2-10x+10 where x is the number of units sold, what's…

A: Differentiate R(x) with respect to x.

Q: The value of China's exports of automobiles and parts (in billions of dollars) is approximately…

A: The value of China's exports of automobiles and parts (in billions of dollars) is approximately…

Q: x2 - 6x - 7 4x2 + x - 3 f(x)

A: Remark: Vertical Asymptotes The line x= L is a vertical asymptote of yhe the function y=f(x), if the…

Q: The value of China's exports of automobiles and parts (in billions of dollars) is approximately…

A:

Q: Find (fo g)(-2) when f(x) = - 4x -4 and g(x) = 9x +3x- 2.

A: Here, the given functions are: f(x)=-4x-4,g(x)=9x2+3x-2

Q: The profit (in dollars) from the sale of x infant car seats is given by P(x) = 45x -0.025x2 - 5000…

A: The profit function on sale of x infant car is P(x)=45x-0.025x2-5000.

Q: Two hot air balloons are traveling along the same path away from a town, beginning from different…

A:

Q: The management of the producers of a famous hot sauce estimate that their profit (in dollars) from…

A:

Q: Find the break-even point F(x) = 40x^2 -60x +228 G(x) = 23x^2 - 20x + 3000 %3D

A: At break even point F(x)=G(x)

Q: A firm can produce only 4400 units per month. The monthly total cost is given by C(x) = 500 + 200x…

A: we first find the profit function P(x) as  P(x)=R(x)-C(x) Now we find the derivative of P(x) and…

Q: The value of China's exports of automobiles and parts (in billions of dollars) is approximately f(x)…

A:

Q: Find the range of values of x for which y = x3 + 5x2- 8x + 1 is increasing.

A:

Q: Differentiate f(x)=(3x^(8)-x^(-2/3))(6x^(1/3)-e^(3x))

A:

Q: The monthly profit for a small company that makes long-sleeve T-shirts depends on the price per…

A:

Q: The value of China's exports of automobiles and parts (in billions of dollars) is approximately f(x)…

A: The value of China's exports of automobiles and parts (in billions of dollars) is approximately…

Q: Suppose a ceiling fan manufacturer has the total cost function C(x)=50x+1280C(x)=50x+1280 and the…

A:

Q: Solve f(-4) for f(x) = -4x +9 f(-4) = [ ? ]

A: Given: f(x)=-4x+9

Q: Solve the equation x3 - 9x2 + 26x - 24 = 0 given that 4 is a zero of f(x) = x3 - 9x2 + 26x - 24.

A: Given: fx=x3-9x2+26x-24 if x=4 is a zero of given function then given function will be…

Q: Show that an increase in the number of variables k never decreases the R2.

A: An increase in the number of k never decrease the coefficient of regression

Q: The height (feet) of a projectile x seconds after it is launched straight up in the air is given by…

A: We have given the height function f(x) = -16x2 + 458x + 5

Q: Solve f(-4) for f(x) = -4x+ 9 f(-4) = [ ? ]

A: f(x)=-4x+9

Q: Suppose the cost per ton, y to build an oil platform of x thousand tons is approximately by…

A:

Q: For what values of x is y = 150x - 2x3 an increasing function?

A: For the function to be increasing the derivative of the function should be greater than 0

Q: What is the slope of f(x) = (3x+2)(4x-5) at x =-2

A:

Q: 2. If f(x) = |x|- 2 is translated -5 units horizontally and +3 units vertically, what would be the…

A: The function is given by fx = x-2 To evaluate: The new equation obtained when the function fx is…

Q: Differentiate the equation. F(x)=x^4+3x^3+2x

A: We need to evaluate the derivative of the following function F(x) = x4 +3x3+2x Formula Used : ddxxn…

Q: 3. Explain why 6 would be an extraneous solution to the function below: x-6

A: Topic:- solutions of equation

Q: 4) Is y = -3x² + 12, x 20 a one-to-one function? Why or why not?

A: For one -one function F(x1)=F(x2) then x1=x2

Q: A company's revenue from selling x units of an item is given as R = 1000x - x2 dollars. If sales are…

A: Given that A companys revenue from selling x units of an item is given by  R=1000x-x^2 Sales are…

Q: small business sells custom oak moldings in 12-foot lengths. One molding type has the revenue…

A:

Q: Find f(-2). f (x) = 2x2 + 3x - 4

A:

Q: 3.) The revenue for a company producing widgets is given by 25x - 50x + 200, where x is the price in…

A:

Q: A duck dives under water and its path is described by the quadratic function y=2x-4x, where y…

A: y=2x2-4x The position of duck to dive down 2 meters y=-2 -2=2x2-4x 2x2-4x+2=0 2(x2-2x+1)=0…

Q: f(x) = - 4.5x² 4.5x2 + 20x + 6: 3

A: Consider the function, fx=x33-4.5x2+20x+6 i) Differentiate the function w.r.t. 'x' as,…

Q: if you vertically stretch the quadratic parent function, F(x)=x2, by multiplying by 7, what is the…

A: Explanation of the solution is given below...

Q: The total profit (in tens of dollars) from the sale of x hundred boxes of candy is given by P ( x )…

A:

Q: Two hot air balloons are traveling along the same path away from a town, beginning from different…

A: Given: Henry's balloon begins 15 miles from town and is 31 miles from town after two hours. The…

Q: Describe the end behavior of f (x) = x³ – 4x² + x + 6 -

A:

Q: Find f(-3) whenf (x) = 2x2 +2

A: Solution of the problem as follows

Q: find max revenue for r(x)=352x-0.7x2

A: We have to find

Q: At a certain paint factory, the production rate (in gallons per hour) x hours after the factory…

A: Definition used -           Quantity of a substance produced after a hours when the rate of…