Which function represents a vertical stretch of an exponential function? fx)=3(1/2)x
f(x)=1/2(3)x
f(x)=(3)2x
f(x)=3(1/2x)

Given: △abc, ab=15, bd=9 ad ⊥ bc , m∠c=30°. find: the perimeter of the triangle.

Which number completes the inequality? 2/3 < _ < 7/9

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books