John paid 48.75 for 3 large pizzas and 2 small pizzas . the following week he paid $54.50 for 2 large pizzas and 1 small pizza. how much is 1 small pizza

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

sounds & other waves originate from any vibrating object