" Prgve that: "(a sin theta-b cos theta)^(2)+(a cos theta+b sin theta)^(2)=a^(2)+b^(2)

If tan theta=(a)/(b), prove that (a sin theta-b cos theta)/(a sin theta+b cos theta)=(a^(2)-b^(2))/(a^(2)+b^(2))

If tan theta=(a)/(b), show that (a sin theta-b cos theta)/(a sin theta+b cos theta)=(a^(2)-b^(2))/(a^(2)+b^(2))

If tan theta=(a)/(b) such that (a sin theta-b cos theta)/(a sin theta+b cos theta)=(a^(2)-b^(2))/(a^(2)+b^(2))^(k) then k is ?

If a tantheta=b , then a cos 2theta+b sin 2theta=

If a tan theta = b, then a cos 2 theta+ b sin 2 theta =

If tan theta=(b)/(a) then a cos 2 theta+b sin 2 theta=

If tan theta=b, then cos2 theta+b sin2 theta=

tan theta-cot theta=a and sin theta+cos theta=b(b^(2)-1)^(2)(a^(2)+4)

Find the equation of line joining the points: (a cos theta_(1),b cos theta_(2)),(a cos theta_(2),b sin theta_(2))

If a sin theta+b cos theta=c then prove that a cos theta-b sin theta=sqrt(a^(2)+b^(2)-c^(2))