Home
Class 11
MATHS
If A+B+C=pi/2, prove that: sin2A + sin...

If `A+B+C=pi/2`, prove that:
`sin2A + sin2B+sin2C = 4cosA cosB cosC`

Promotional Banner

Similar Questions

Explore conceptually related problems

If A+B+C=pi, prove that sin2A-sin2B+sin2C=4cosA sin B cosC .

In DeltaABC ,prove that: a) sin2A + sin2B-sin2C=4cosA cosB sinC

In DeltaABC ,prove that: a) sin2A + sin2B-sin2C=4cosA cosB sinC

In DeltaABC ,prove that: sin2A + sin2B-sin2C=4cosA cosB sinC

In DeltaABC ,prove that: sin2A + sin2B-sin2C=4cosA cosB sinC

If A+B+C= pi/2 ,prove that: sin2A-sin2B+sin2C=4sinAcosBsinC

If A+B+C= pi/2 ,prove that: sin2A-sin2B+sin2C=4sinAcosBsinC

If A+B+C=(pi)/(2) ,prove that: sin 2A+"sin" 2B+"sin" 2C=4 cosA cos B cos C.

If A+B+C=pi then prove that sin2A-sin2B+sin2C=4cos A sin B cos C

If A+B+C=180^0 , prove that : sin^2 A + sin^2 B + sin^2 C =2 (1+cosA cosB cosC)