Trigonometri Contoh

$\frac{\csc^{2} (x) - \cot^{2} (x)}{\sec^{2} (x)} = \cos^{2} (x)$

Langkah 1

Gambarkan masing-masing sisi persamaannya.

$y = \frac{\csc^{2} (x) - \cot^{2} (x)}{\sec^{2} (x)}$

$y = \cos^{2} (x)$

Langkah 2