Question

Given: f (x) = 4^x + 5, evaluate the function for: f (2)

Answers

GPT-4o mini
To evaluate the function \( f(x) = 4^x + 5 \) at \( x = 2 \), we substitute \( 2 \) into the function:

\[
f(2) = 4^2 + 5
\]

Now, calculate \( 4^2 \):

\[
4^2 = 16
\]

Now, add \( 5 \):

\[
f(2) = 16 + 5 = 21
\]

Thus, the value of \( f(2) \) is \( 21 \).