Home Maths Trigonometrical Ratios, Functions and Identities Trigonometrical Ratios of Multiple and Sub-Multiple Angles If and are angles in the 1st quadrant such…
Maths Trigonometrical Ratios, Functions and Identities Trigonometrical Ratios of Multiple and Sub-Multiple Angles Single Correct MCQ
Published on: August 13, 2026

If and are angles in the 1st quadrant such that and .Then

A
B
C
D

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Text Solution

Verified by Experts
The correct answer is:
D

Given,

∴ ∴

∴ ∴ .

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