三角学示例

$7 x^{9} + 18 x^{6} - 52 x^{5} + 37 x^{4} + 7 x^{3} - 10 x^{2} + 15 x - 13$

解题步骤 1

$7 x^{9} + 18 x^{6} - 52 x^{5} + 37 x^{4} + 7 x^{3} - 10 x^{2} + 15 x - 13$

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