Which of the following choices has both a linear function and an exponential function? A) f(x) = x + 2x + 4.9(x) = x2 + 4
B) f(x) = x + 2x + 4.9(x) = x+4
C) f(x) = x3 + 2x + 4.9(x) = 4x
D) f(x) = 3x + 2x + 4, g(x) = 4x

step-by-step explanation: i dont

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step-by-step explanation:

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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