Related rates (Car moving towards intersection)

Suppose car A is heading south at 100 km/h and car B is heading east at 90 km/h. Both are headed for the intersection at point C. At what rate are the carsapproaching each other when car A is 64 m... more

09/07/19

Julia has a collection of nickels and dimes. Altogether, she has 17 coins. The total value of the collection is $1.15. How many nickels and how many dimes does she have?

the question asks to solve by using elimination and writing a system of equation for it, it’s been driving me insane because of how confusing this question is please help.

09/07/19

How Do You Solve This

A 6 inch personal pizza has 600 calories, with 240 of those from fat. A 14 inch pizza is cut into 8 slices. Estimate the number of calories in one slice of a 14 inch pizza.we are doing problem... more

09/07/19

I need help getting the answer to this

a foundation invests 75000 at simple interest a part at 7% twice that amoiunt at 3% and the rest at 6.5% what is the most that the foundation can invest at 3% and be guaranteed 4485 in interest per... more

find nth degree polynomial function with real coefficients with these conditions.

n=3-3 and 7+2i are zerosf(-1)=136f(x)=

09/06/19

What is the recursive formula for this arithmetic sequence? -16,-7,2,11

What is the recursive formula for this arithmetic sequence? -16,-7,2,11

09/06/19

The equation of a horizontal line passing through (-12,13)

09/06/19

find the inverse of y=4/x-4

09/06/19

x^ 2 −x−20=0 completing the square

the format the answer should be in is (x+#)^2=#

Find this version of the difference quotient f(3+h)-f(3)/h for the function f(x)=5/x+2

Instead of f(x+h)-f(x)/h , solve using this version of the difference quotient f(3+h)-f(3)/h

09/05/19

Find an​ nth-degree polynomial function with real coefficients satisfying the given conditions.

n=32 and 4i are zeroesf(-1)=-51

Difference Quotient

Find and simplify the difference quotient of f(x)= -2x^2 +3x +1

09/04/19

Determine whether each statement is always, sometimes, or never true

Determine whether each statement is always, sometimes, or never true |x|=|-x||x|=-|x||-x|=-|x|

09/04/19

Cumulative problem

Quadrilateral A has side lengths 6,9,9 and 12. Quadrilateral B is a scaled copy if Quadrilateral A, with its shortest side of length 2. What is the perimeter of quadrilateral B?

Over what interval is the graph of y= f(x+2) decreasing?

Suppose that the function y= f(x) is decreasing on the interval (−2, 7).                Over what interval is the graph of y= f(x+2) decreasing? Explain

09/03/19

Pre-Calcus Question: Determine how many mosquitos / raccoons are in the area

The recent opening of a landfill in the area has caused the raccoon population to flourish, with an adverse effect on the number of purple martins (type of bird). Wildlife specialists believe the... more

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