NCERT Class 12-Mathematics: Chapter – 5 Continuity and Differentiability Part 15 (For CBSE, ICSE, IAS, NET, NRA 2023)
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Question 47:
Answer:
Question 48:
Answer:
Question 49:
If
Answer:
Now ,
Taking on both sides to get,
For
Taking log on both sides we get,
Differentiating ,
Question 50:
If t
Answer:
And
Hence proved.
Question 51:
If , , find at .
Answer