ट्रिगोनोमेट्री उदाहरण

$\cos (a + b) \cdot \sin (a - b) = \sin (a) \cdot \cos (a) - \sin (b) \cdot \cos (b)$

चरण 1

ग्राफ.

$\cos (a + b) \cdot \sin (a - b) = \sin (a) \cdot \cos (a) - \sin (b) \cdot \cos (b)$

चरण 2

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