Algebra Examples

$\frac{2 x}{1 - x^{2}}$

Step 1

Write $\frac{2 x}{1 - x^{2}}$ as a function.

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

Step 2

The leading coefficient test requires a polynomial.

Not a polynomial

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