Precalculus Examples

$\frac{9}{x^{2} + 3}$

Step 1

Set $\frac{9}{x^{2} + 3}$ equal to $0$ .

$\frac{9}{x^{2} + 3} = 0$

Step 2

Solve for $x$ .

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Step 2.1

Set the numerator equal to zero.

$9 = 0$

Step 2.2

Since $9 \neq 0$ , there are no solutions.

No solution

No solution

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