is-the-following-trigonometric-equation-an-identitycosa1sina1sinacosafraccos-a1s

Question

Is the following trigonometric equation an identity?

$\frac{\cos A}{1 + \sin A} = \frac{1 - \sin A}{\cos A}$

Accepted Answer

An identity

Answer

Not an identity

Is the following trigonometric equation an identity?cosA1+sinA=1−sinAcosA\frac{\cos A}{1+\sin A}=\frac{1-\sin A}{\cos A}