Find the period and amplitude of
`y=sin7x`

Find the period and amplitude of y=4sin(-2x)

Find the period and amplitude of y=-sin((1)/(3)x)

A simple pendulum of length 40 cm oscillates with an angular amplitude of 0.04 rad. Find a. the time period b. the linear amplitude of the bob.

Find the derivative of y = 2 sin^3 (x^4) .

Find the derivative of y = e^sin x

The period of the function y= sin 2x is

Find the derivative of y=2sin3x .