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Class 12 Mathematics Trigonometric Functions Trigonometric functions and their propertiesEasyLevel 72

What is (\cos(\frac{\pi}{2}-x)) equal to?

Answer and explanation

Correct answer: (\sin x)

By the complementary angle identity, (\cos(\frac{\pi}{2}-x)=\sin x). In such questions, (\sin x) and (\cos x) interchange.

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cofunction-identitiescosinesine

Frequently asked questions

What is the correct answer to this question?

(\sin x)

Why is this the correct answer?

By the complementary angle identity, (\cos(\frac{\pi}{2}-x)=\sin x). In such questions, (\sin x) and (\cos x) interchange.

Which subject and chapter does this question cover?

This is a Class 12 Mathematics question. Chapter: Trigonometric Functions. Topic: Trigonometric functions and their properties.

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