NCERT Class 11-Math's: Chapter –13 Limits and Derivatives Part 2
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Question 2:
Evaluate
Answer:
Put so that when . Then
Question 3:
Find the positive integer so that
Answer:
We have
Therefore,
Comparing, we get
Question 4:
Evaluate
Answer:
Put Then as . Therefore
Question 5:
Evaluate
Answer:
(i) We have
Question 6:
Find the derivative of , where and are non-zero constants, by first principle.
Answer:
By definition,
Question 7:
Find the derivative of , where and are none-zero constant, by first principle.
Answer:
By definition
Question 8:
Find the derivative of , by first principle.
Answer:
By definition,