Question

differentiate sin²(3x-2)
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Answer 1

Answer:

=3sin2(3x-2)

Step-by-step explanation:

let y=sin²(3x-2)

and 3x-2=t

dt/dx=3................(1)

y=sin²t

dy/dt=2sin t cos t=sin 2t.............(2)

now dy/dx=dy/dt*dt/x

=( sin 2t) (3)

=3sin 2t

=3sin2(3x-2)