Question

dy
If y = sin(2x + 3), then is
dx
A. cos(2x + 3)
B. - cos(2x + 3)
C. 2 cos(2x + 3)
D. (2x + 3) cos(2x + 3)
ОА​

Answer 1

$y = \sin(2x + 3)$

$\dfrac{dy}{dx} = \dfrac{d}{dx} ( \sin(2x + 3))$

By Using,

$\dfrac{d}{dx} ( \sin(x) ) = \cos(x)$

We get,

$\dfrac{dy}{dx} = \cos(2x + 3)$