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Class 12 Mathematics Trigonometric Functions Trigonometric functions and their propertiesMediumLevel 70

What is (\sin(\frac{\pi}{2}+x)) equal to?

Answer and explanation

Correct answer: (\cos x)

In the form (\frac{\pi}{2}+x), (\sin) changes to (\cos) and the sign remains positive. Hence the answer is (\cos x).

Tags

cofunction-identitiessineallied-angles

Frequently asked questions

What is the correct answer to this question?

(\cos x)

Why is this the correct answer?

In the form (\frac{\pi}{2}+x), (\sin) changes to (\cos) and the sign remains positive. Hence the answer is (\cos x).

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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