If fx) and f^-1(x) and inverse functions of each other and f(x) =2x+5, what is f^-1(8)? O -1
O 3/2
O 41/8
O 23

What is the smallest integer n such that n\sqrt{2} is greater than 20

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?

Pleasseee important quick note: enter your answer and show all the steps that you use to solve this problem in the space provided. use the circle graph shown below to answer the question. a pie chart labeled favorite sports to watch is divided into three portions. football represents 42 percent, baseball represents 33 percent, and soccer represents 25 percent. if 210 people said football was their favorite sport to watch, how many people were surveyed?