To find \( f(4) \) using the function rule \( f(x) = 2x \), you can substitute \( x \) with 4:
\[ f(4) = 2(4) = 8 \]
Thus, \( f(4) = 8 \).
f(x) = 2x
1 answer
To find \( f(4) \) using the function rule \( f(x) = 2x \), you can substitute \( x \) with 4:
\[ f(4) = 2(4) = 8 \]
Thus, \( f(4) = 8 \).