Aljabar Contoh

$\frac{\cos^{2} (t)}{\sin^{2} (t) + \cos^{2} (t)}$

Langkah 1

Terapkan identitas pythagoras.

$\frac{\cos^{2} (t)}{1}$

Langkah 2

Bagilah $\cos^{2} (t)$ dengan $1$ .

$\cos^{2} (t)$

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