In the equation

Y=x^2+ 5x +7, match each leading with its coefficient with its correct letter

A=7 A =1 A=0

B=5 B=5 B=5

C=1 C=7 C=7

5+2x=a

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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

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step-by-step explanation: