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In a A B C(b csin^2A)/(cos A+cosB cos C...

In a ` A B C(b csin^2A)/(cos A+cosB cos C)` is equal to `b^2+C^2` b.`b c` c. `a^2` d. `a^2+b c`

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RESONANCE DPP ENGLISH-JEE MAINS-All Questions
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