Question

If f(x) = -4x-5, what is f(1)?

Answer 1

Given that f(x) is defined as the function below:'

`f(x)=-4x-5`

To determine the value of f(1), we substitute the x with 1. Therefore:

`\begin{gathered} f(1)=-4(1)-5 \\ =-4-5 \\ f(1)=-9 \end{gathered}`

The value of f(1) is -9.