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JEEMAIN and NEET
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JEEMAIN PAST PAPERS
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2001
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Q)
In a triangle $ABC$, $\frac{\cos C + \cos A}{c+a} + \frac{\cos B}{b}$ is equal to :
( A ) $\frac{1}{a}$
( B ) $\frac{1}{b}$
( C ) $1$
( D ) $\frac{c+a}{b}$
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