The value of sin 60^o cos 30^o + cos 60^o sin 30^o is equal to

The value of sin 60^o - cos 30^o is

If cos x  = sin 43^o, then the value of x is

Cosec 74 + tan 81  =

If , then the value of x is.

Cos 60^o cos 30^o - sin 60^o sin 30^o is equal to

If 3 x cosec 36^o  = sec 54^o, then the value of x is

The value of is

If cos θ = ³/₄, then sin θ =

The value of cosec² 60^o -1 is equal to.