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If y cos 1x2cos 132 then x y2 3y2 is equal to | null (Mathematics) | DivineJEE

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Mathematics

Exam

Mathematics

If y = cos⁻¹(x/2)cos⁻¹(√3/2), then (x - y)² + 3y² is equal to ______.

Correct Answer:

3

Explanation

From given equation, solving for relationship between x and y. After algebraic manipulation: (x - y)² + 3y² = 3

Select an option to instantly check whether it is correct or wrong.

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