Precalculus Examples

$y = 3 x$ , $y = - \frac{1}{3} x$

Step 1

Combine $x$ and $\frac{1}{3}$ .

$y = - \frac{x}{3}$

$y = 3 x$

Step 2

Create a graph to locate the intersection of the equations. The intersection of the system of equations is the solution.

$(0, 0)$

Step 3

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