Find the value of `Sin n theta` and `cos n theta` as a sum of binomial Expansion

Find the value of sin n theta;cos n theta as a sum of binomial Expansion

(cos theta + i sin theta) ^ (n) = cos n theta + i sin n theta

Find the value of |[cos theta,-sin theta],[sin theta,cos theta]|

cos m theta=sin n theta then theta=

If cos m theta = sin n theta , then theta =

Find the sum of n terms: sin theta + sin(pi + theta) + sin (2pi + theta) + sin(3pi + theta)+......

The value of (1+cos theta+i sin theta)^(n)+(1+cos theta-i sin theta)^n=

If tan theta=(m)/(n), then find the value of cos theta and sin theta.

Find the general value of theta which satisfies the equation (cos theta+i sin theta)(cos2 theta+i sin2 theta)......(cos n theta+i sin n theta)=1