The store is having a 15% off sale on all classical music cd's and a coupon for 20% for classical music cd's. How much will you save on a classical music cd that has a price of 23.99?

for this pair of functions g(x)=x-2 and f(x)=|x| is (g o f)(a)= |a| -2

step-by-step explanation:

g(x)=x-2

f(x)=|x|

(g o f)(a)=?

(g o f)(x)=g(f(x))

(g o f)(x)=g(|x|)

(g o f)(x)=|x|-2

(g o f)(a)=|a|-2

multiply then divide

step-by-step explanation:

question 1: step-by-step explanation:

1/4 of 84 = 84÷4= 21