Which statement is true about the given function? f(x) > 0 over the interval (–infinity, 3). f(x) > 0 over the interval (–infinity, infinity). f(x) < 0 over the interval (–infinity, 3). f(x) < 0 over the interval (–infinity, infinity).

mx+89b(-98)nb

step-by-step explanation:

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