Precalculus Examples

$(- 3, - 4)$ , $(- 2, - 9)$

Step 1

Since there is one value of $y$ for every value of $x$ in $(- 3, - 4), (- 2, - 9)$ , this relation is a function.

The relation is a function.

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