1.

Arrange the following values in the ascending order of P,Q,R. If A+B+C=pi then (i) P=(cos A)/(sin B sin C)+(cos B)/(sin A sin C)+(cos C)/(sin A sin B)(ii) Q = sum cot A.cot B(iii) R=tan3A+tan3B+tan3C-tan3A tan 3B tan3C=

Answer»

<P>R,Q,P
Q,P,R
P,Q,R
P,R,Q

Answer :A


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