Trigonometri Contoh

$d (t) = e^{- \frac{π}{4} t} \cos (t)$

Langkah 1

Grafik.

$d (t) = e^{- \frac{π}{4} t} \cos (t)$

Langkah 2

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