Let f be the function given by f(x)=x^3-6x^2-15x. what is the maximum value

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers