sin^(2)30^(@)+cos^(2)30^(@)

The value of sin^(2)30^(@)cos^(2)45^(@)

(5sin^(2)30^(@)+cos^(2)45^(@)-4tan^(2)30^(@))/(2sin30^(@).cos30^(@)+tan45^(@))=?

Find the value of 4(sin^(4)30^(@)+cos^(4)30^(@))-3(cos^(2)45^(@)+sin^(2)90^(@)) .

The value of sin^(2) 60^(@)+cos^(2)30^(@)-sin^(2)45^(@) is _________

Calculate : (1-sin^(2)30^(@))/(1+sin^(2)30^(@))xx(cos^(2)60^(@)+cos^(2)30^(@))/("cosec"^(2)90^(@)-cot^(2)90^(@)) divide (sin60^(@) tan30^(@))

Find the value of : (5sin^(3)30^(@)+cos^(2)45^(@)-4tan^(2)30^(@))/(2sin 30^(@).cos30^(@)+tan45^(@))+cos 0^(@)

Prove that : cos^(2)30^(@)-sin^(2)30^(@)=cos60^(@)

Prove that : cos^(2)30^(@)-sin^(2)30^(@)=cos60^(@)

Find the value of : 2sin^(2)[30^(@)]-3cos^(2)[30]^(@)+tan^(2)[60]^(@)+3sin^(2)[90]

Evaluate : (sin^(2)30^(@)+sin^(2)45^(@)-4cot^(2)60^(@))/(2sin30^(@)cos30^(@)+(1)/(2)tan60^(@))