Use the function to answer the question. f (x) = x2 +4
What is the value of x when f (x) = 4?

x = 0

Step-by-step explanation:

Given f(x) = x² + 4 and f(x) = 4, then equating

x² + 4 = 4 ( subtract 4 from both sides )

x² = 0 , thus

x = 0

hi there!

the answer will be d: 2