Question

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

• A. $\cot \theta$
• B. $\sin \theta$
• C. $\mathrm{cosec}\theta$
• D. $\sec \theta$

Answer 1

Answer: (A), (C), (D)

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