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Q. Which of the following trigonometric ratios can be equal to $\log _{ e } \pi+\log _\pi e$ for some value of $\theta$ ?

Continuity and Differentiability

Solution:

Correct answer is (a) $\cot \theta$Correct answer is (c) $\operatorname{cosec} \theta$Correct answer is (d) $ \sec \theta$