Question

Find the first and second derivatives of the function.
y = e^5(x) sin(4x)

Answer 1

use the product rule
d(uv)/dx - u *dv/dx + v * du/dx

where u and v are functions of x

Answer 2

thats '=' after d(uv)/dx

Answer 3

can u find derivative of sin(4x) ?
use the chain rule