JEE MATHEMATICS MCQ: MULTIPLE AND SUBMULTIPLE ANGLES

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Analyzing +4 | -1

The value of

\cos ^{2} 10^{\circ}-\cos 10^{\circ} \cos 50^{\circ}+\cos ^{2} 50^{\circ}

is :

View answer and explanation

Correct option: B

3 / 4

Option B (3/4) is correct because the trigonometric expression simplifies to 3/4 after applying trigonometric identities and simplifications.

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