If `alpha+beta-gamma=pi`, then `sin^(2)alpha=sin^(2)beta-sin^(2)gamma` is equal to

If alpha+beta-gamma=pi , then sin^2alpha+sin^2beta-sin^2gamma=

Given alpha+beta+gamma=pi then sin^2alpha+sin^2beta-sin^2gamma is equal to……

If alpha+beta-gamma=pi, and sin^(2)alpha+sin^(2)beta-sin^(2)gamma=lambda s in alpha s in beta cos gamma then write the value of lambda

If alpha + beta- gamma= pi , prove that sin^(2)alpha + sin^(2)beta - sin^(2)gamma = 2sin alpha sin beta cos gamma .

Given alpha+beta-gamma=pi, prove that sin^(2)alpha+sin^(2)beta-sin^(2)gamma=2sin alpha sin beta cos gamma

Given alpha+beta-gamma=pi, prove that sin^(2)alpha+sin^(2)beta-sin^(2)gamma=2sin alpha sin beta cos gamma

If alpha+beta-gamma=pi and sin^2alpha+sin^2beta-sin^2gamma=lambda sinalpha sinbeta cosgamma, then write the value of lambda