WBJEE SERIES Mathematics
Logarithmic Differentiation
4 previous year questions.
Volume: 4 Ques
Yield: Medium
High-Yield Trend
1
2023 1
2019 1
2015 1
2011 Chapter Questions 4 MCQs
01
PYQ 2011
medium
mathematics ID: wbjee-20
If , then the value of is
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4
02
PYQ 2015
medium
mathematics ID: wbjee-20
If , then
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4
03
PYQ 2019
medium
mathematics ID: wbjee-20
The general value of the real angle , which satisfies the equation, (cos + i sin ) (cos2 + i sin2 )........ (cosn + i sinn ) = 1 is given by, (assuming k is an integer)
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04
PYQ 2023
hard
mathematics ID: wbjee-20
If y=lognx, where logn means loge loge loge .....(repeated n times), then xlogx log2x log3x....log n-1 xlognx is equal to :
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log x
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x
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1
4
lognx