" If "sin2B=2sin B," then find angle "B

If sin2B=2sin B then angle B equal to

In a triangle ABC, if a, b, c are in A.P. and (b)/(c) sin 2C + (c)/(b) sin 2B + (b)/(a) sin 2A + (a)/(b) sin 2B = 2 , then find the value of sin B

In a triangle ABC, if a, b, c are in A.P. and (b)/(c) sin 2C + (c)/(b) sin 2B + (b)/(a) sin 2A + (a)/(b) sin 2B = 2 , then find the value of sin B

In a triangle ABC, if a, b, c are in A.P. and (b)/(c) sin 2C + (c)/(b) sin 2B + (b)/(a) sin 2A + (a)/(b) sin 2B = 2 , then find the value of sin B

If A, B are acute positive angles satisfying the equations 3sin^(2)A+2sin^(2)B=1 and 3sin2A-2sin2B=0 , then find A+2B .

If sin ^(2) A+ sin ^(2) B + sin ^(2) C then angle C =

If A and B are acute positive angles satisfying the equations 3sin^(2)A+2sin^(2)B=1 and 3sin2A-2sin 2B=0 , then A+2B is equal to

If A and B are acute positive angles satisfying the equations 3 sin^(2)A+2sin^(2) B=1 and 3 sin2A-2 sin 2B=0 , then A+2B is equal to

If A and B are acute positive angles satisfying the equations 3 "sin"^(2) A + 2"sin"^(2)B =1 " and " 3"sin"2A-2 "sin" 2B = 0, "then " A +2B =

If cos(A+B+C)=cos A cos B cos C, then find the value of (8sin(B+C)sin(C+A)sin(A+B))/(sin2A sin2sin2C)