Precalculus Examples

$f (x) = 9 - x$ , $a = 2$

Step 1

Replace the variable $a$ with $2$ in the expression.

$f (x) = 9 - x$

Step 2

The final answer is $9 - x$ .

$9 - x$

Step 3

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$