If $A+B=\frac{\pi}{3}$ and $\cos A+\cos B=1$, then

JEE MATHEMATICS MCQ: TRIGONOMETRIC EQUATIONS

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A+B=\frac{\pi}{3}

and

\cos A+\cos B=1

, then

View answer and explanation

Correct option: B

|\cos A-\cos B|=\sqrt{\frac{2}{3}}

Option B (

|\cos A-\cos B|=\sqrt{\frac{2}{3}}

) is correct because it is the result of applying trigonometric identities and the given conditions to simplify the expression.

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