Published by:
CGP EDU Academic Team
Published on: August 12, 2026
A
B
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D
None of these
Text Solution
Verified by ExpertsThe correct answer is:
A
= x tan x sec x + sec x = sec x ( x tan x +1).
Aliter : Apply L-Hospital’s rule,
{Differentiating w . r . t . y assuming x as constant}
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