`sin^2(120^@+x)-sin^2(120^@-x) in [-(n)/2,n/2] =>n=`

sin ^ (2) (120 ^ (@) + x) -sin ^ (2) (120 ^ (@) - x) in [- (n) / (2), (n) / (2)] rArr n =

Prove that, sin^(2) alpha + sin^(2) (120^(@) - alpha) + sin^(2) (120^(@) + alpha) = 3/2

The period of sin x sin(120^(@) + x) sin(120^(@) -x) is

Find the value of sin^(2)(120^(@)-A)+sin^(2)A+sin^(2)(120^(@)+A):

If x cot^(2)120^(@)+4sin^(2)150^(@)=3, then x=

sin ^ (2) alpha + sin ^ (2) (120 ^ (@) + alpha) + sin ^ (2) (120 ^ (@) - alpha) =

Time period of sin x sin(120^(@)-x)sin(120^(@)+x)=

Which of the following set of values of x satisfies the equation 2^(2sin^(2)x-3sin x+1)+2^(2-2sin^(2)x+3sin x)=9? (a) x=n pi+-(pi)/(6),n in I(b)x=n pi+-(pi)/(3),n in I(c)x=n pi,n in I(d)x=2n pi+(pi)/(2),n in I

If (sin^(-1)x+sin^(-1)y)(sin^(-1)Z+sin^(-1)w)=pi^(2) and n_(1),n_(2),n_(3),n_(4) in N value of |(x^(n1),y^(n2)),(z^(n)3,w^(n4))| cannot be equal to

If (sin^(-1)x+sin^(-1)y)(sin^(-1)Z+sin^(-1)w)=pi^(2) and n_(1),n_(2),n_(3),n_(4) in N value of |(x^(n1),y^(n2)),(z^(n)3,w^(n4))| cannot be equal to