Question

Question 27 Find the derivative of the following functions (it is to be understood that a, b, c, d, p, q, r and s are fixed non-zero constants and m and n are integers): (x^2 cos(π/4)) / sin x

Class XI - Limits and Derivatives Page 318

Answer 1

refer to the attachment.
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formula used
d/dx(xⁿ) = nxⁿ-¹

d/dx(sinx) = cosx

I hope it will be helpful.

Answer 2

Hope This Helps You!!