# NCERT Class 11 Mathematics Solutions: Chapter 13 –Limits and Derivatives Miscellaneous Exercise Part 13

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1. Find the derivative of the following functions (it is to be understood that are fixed non-zero constants and are integers):

Answer:

By quotient rule,

2. Find the derivative of the following functions (it is to be understood that are fixed non-zero constants and are integers):

Answer:

By quotient rule,

3. Find the derivative of the following functions (it is to be understood that are fixed non-zero constants and are integers):

Answer:

………………. eq (1)

Accordingly,

…………………. eq (2)

From eq (1) and (2)