JEE MATHEMATICS MCQ: MULTIPLE AND SUBMULTIPLE ANGLES

1 Easy

1 of 1

Application +4 | -1

{\tan ^2}\theta = 2{\tan ^2}\phi + 1,

then

\cos 2\theta + {\sin ^2}\phi

is equal to

View answer and explanation

Correct option: D

None of these

Option D (None of these) is correct because the expression

\cos 2\theta + \sin^2 \phi

simplifies to 0, which is not among the given options.

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