Home Maths Inverse Trigonometric Functions Inverse Trigonometric Functions, Inverse Trigo Identities The value of cos–1 – cos–1 is equal to -
Maths Inverse Trigonometric Functions Inverse Trigonometric Functions, Inverse Trigo Identities Single Correct MCQ
Published on: August 11, 2026

The value of cos–1 – cos–1 is equal to -

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The correct answer is:
C

I = tan–1 – tan–1

= tan–1 – tan–1

= tan–1 – tan–1

= tan–1 – tan–1 + tan–1

= – = .

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