What is the slope and y-intercept of this line?
y = -3x + 9

a.) slope: 1 , y-intercept: -3
b.) slope: -3 , y-intercept: 9
c.) slope: 3 , y-intercept: -9
d.) slope: 9 , y-intercept: -3

you. : )

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

13cm

step-by-step explanation:

(apex)

step-by-step explanation: