[" 15.A "ABC" " fras anfigrity for "],[qquad tan2A+tan2B+tan2C=tan2A tan2B tan2C" ."]

In DeltaABC , prove that: tan2A + tan2B+tan2C=tan2Atan2Btan2C

In DeltaABC , prove that: tan2A + tan2B+tan2C=tan2Atan2Btan2C

In triangleABC,A+B+C=pi ,show that tan2A+tan2B+tan2C=tan2Atan2Btan2C

In Delta ABC, tan 2A+ tan 2B+ tan 2C=

If A + B + C =180^@ , prove that : tan 2A + tan 2B + tan 2C = tan 2A tan 2B tan 2C .

If A+B+C=180^(@) , prove that: "tan"2A+ "tan"2B+"tan" 2C="tan" 2A "tan"2B tan 2C

If A+B+C=(pi)/(2) then tan2A+tan2B+tan2C=

If A+B + C =180^(@), then tan A + tan B + tan C is equal to ................. A) tan A tan B tan C B) 2 tan A tan B tan C C) -tan A tan B tan C D) 1-4 tan A tan B tan C

In DeltaABC if tan A + tan B+ tan C = 6 and tan A. tan B = 2 then tan C = …..

A + B + C = (pi) / (2) rArr tan A tan B + tan B tan C + tan C tan A =