Algebra Examples

$f (x) = x - 5$

Write $f (x) = x - 5$ as an equation.

$y = x - 5$

A function is said to be injective or one-to-one if every y-value has only one corresponding x-value.

Injective (One-to-One)

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