D. 4 This is where the exponential line on the graph hits the y axis.
Answer:
d
Step-by-step explanation:
Um I said
5 = 16
10 = 32
15 = 48
20 = 64
Answer:
3+(-4)= -1
-3+(-4)= -7
Step-by-step explanation:
Answer:
(f+g) (x) =0 for x=-2
Step-by-step explanation:
f(x) = x^2 – 2x, g(x) = 6x + 4,
(f+g) (x) =f(x) +g(x) =
(x^2 – 2x) + (6x + 4) =
x^2 – 2x+ 6x + 4=
x^2 +4x+4
(f+g)(x) =x^2 +4x+4=0 (quvadratic equation)
x^2 +4x+4=x^2 +2x*2+2^2=(x+2)^2
then
(x+2)^2 =0
x+2=0
x=-2
(f+g) (x) =0 for x=-2