SATHEE: Trigonometric Identities Question 19

Trigonometric Identities Question 19

Question: $ \tan \theta \sin ( \frac{\pi }{2}+\theta )\cos ( \frac{\pi }{2}-\theta )= $

[EAMCET 1981]

Options:

A) 1

B) 0

C) $ \frac{1}{\sqrt{2}} $

D) None of these

Show Answer

Answer:

Correct Answer: D

Solution:

$ \tan \theta \cos \theta \sin \theta ={{\sin }^{2}}\theta $ .

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Trigonometric Identities Question 19

Question: $ \tan \theta \sin ( \frac{\pi }{2}+\theta )\cos ( \frac{\pi }{2}-\theta )= $

Options:

Answer:

Solution:

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