If in a `Delta ABC` ,angle `A` is greatest, also given `sin A+sin B+sin C<=1` then value of `B+C` is

In Delta ABC , angle B = 90^(@) find the values of : cos A cos C -sin A sin C

If in a Delta ABC, sin ^(3) A + sin ^(3) B+ sin ^(3) C =3 sin A .Sin B. sin C, then find the valueof determinant |{:(a,b,c),(b,c,a),(c,a,b):}|.

In a Delta ABC , if cosA cos B cos C= (sqrt3-1)/(8) and sin A sin B sin C= (3+ sqrt3)/(8) , then The value of tan A + tan B + tan C is

In a Delta ABC , if cosA cos B cos C= (sqrt3-1)/(8) and sin A sin B sin C= (3+ sqrt3)/(8) , then The value of tan A tan B tanC is

In a Delta ABC , if cosA cos B cos C= (sqrt3-1)/(8) and sin A sin B sin C= (3+ sqrt3)/(8) , then the respective values of tan A, tan B and tanC are

In Delta ABC , angle B = 90^(@) find the values of : sin A cos C + cos A sin C

In any Delta ABC, sum a sin (B -C) =

In a Delta ABC , 2 sinA cos B + 2 sin B cos C + 2 sin C cos A = sin A + sin B + sin C, then Delta ABC is (a) Isoceles (b) Right Angled (c) Acute (d) None of these

In Delta ABC , angle B = 90 ^(@) Evaluate : cosec A cos C - sin A sec C .

In a right angled triangle ABC, write the value of sin^2 A + sin^2 B+ sin^2C