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Class 12 Mathematics Trigonometric Functions Trigonometric functions and their propertiesEasyLevel 71

If (\sin \theta=0), what is the value of (\cos^2 \theta)?

Answer and explanation

Correct answer: (1)

Putting (\sin \theta=0) in (\sin^2 \theta+\cos^2 \theta=1) gives (\cos^2 \theta=1). Use the identity in such questions.

Tags

trigonometric-functionsidentitysine-cosine

Frequently asked questions

What is the correct answer to this question?

(1)

Why is this the correct answer?

Putting (\sin \theta=0) in (\sin^2 \theta+\cos^2 \theta=1) gives (\cos^2 \theta=1). Use the identity in such questions.

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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