Answer to Question #192564 in Algebra for Johnny Banda

Question

Evaluate f(4)

Answer 1

To evaluate f(4) means find the value of function f(x) where x=4. All we need is to know how the function looks like. Consider a simple quadratic function

$$f(x)=x^2.$$

Substitute $x=4$:

$$f(4)=4^2=16.$$

We have evaluated $f(4)$.