Respuesta :

meowmeow223334
Plug in 38 for f(x)
38 = 2(x-1)2 + 6
Use distributive property
38 = 2x-1 * 2 + 6
38 = 2x -2 + 6
38 = 2x + 4
34 = 2x, x = 17
I believe x is 17
Kenzou

Answer:

9

Step-by-step explanation:

f(x)=38

f(x)=2(x-1)2+6

38=4x-4+6

38=4x+2

36=4x

x=9