Trigonometri Contoh

$f (x) = \sin (30 + x) + \sin (30 - x)$

Langkah 1

Grafik.

$f (x) = \sin (30 + x) + \sin (30 - x)$

Langkah 2

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