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please give me answer step bt step of this questions that will be your most kindness

please give me answer step bt step of this questions that will be your most kindness

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Grade:11

1 Answers

Arun
25750 Points
6 years ago
use L’hospital rule,
lim x=0  cos(\picos^2x)* (-2sinx cosx)/2x
again use L’ hospital rule
and then put the limit x=0
you will surely get answer

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