Precalculus Examples

$\sqrt{\sec^{2} (x) - 1}$

Step 1

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{\sec^{2} (x) - 1}$ as ${(\sec^{2} (x) - 1)}^{\frac{1}{2}}$ .

${(\sec^{2} (x) - 1)}^{\frac{1}{2}}$