Mackenzie earned a score of 79 on her semester biology test. she needs to have a total of at
least 160 points from her semester and final tests to receive a b for her grade. what score must
mackenzie earn on her final test to ensure her b?

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

answer: c

(2, -4)

goes 7 to the

(9, 4)

easy

the train arrives at 20: 27 hope i