cheesycrack cheesycrack

26-11-2020
Mathematics

contestada

What is the value of x if f(x)=38 for the function
f(x) = 2(x - 1)2 + 6

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meowmeow223334 meowmeow223334

26-11-2020

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

Answer Link

26-11-2020

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

Answer Link

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