If for real values of , then

Maths Trigonometrical Ratios, Functions and Identities NCERT Exemplar Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 11, 2026

is an acute angle

is right angle

is an obtuse angle

No value of

is possible

Text Solution

Verified by Experts

The correct answer is:

We have,

Since (Using property A.M. G.M.)

But

∴ From (i) and (ii), we conclude that no value of is possible.

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