[" & If "alpha" and "beta" be two different roots of equation "a cos theta+b cos theta=c" ,"],[" prove that "sin(alpha+beta)=(2ab)/(a^(2)+b^(2))]

If alpha and beta be two different roots of equation,a cos theta+b sin theta=c prove that sin(alpha+beta)=(2ab)/(a^(2)+b^(2))

If alpha and beta be the two different roots of equation a cos theta+b sin theta=c ,prove that : tan(alpha+beta)=(2ab)/(a^(2)-b^(2))

If alpha and beta are the two different roots of equations alpha cos theta+b sin theta=c , prove that (a) tan (alpha-beta)=(2ab)/(a^(2)-b^(2)) (b) cos(alpha+beta)=(a^(2)-b^(2))/(a^(2)+b^(2))

If alpha and beta are the two different roots of equations alpha cos theta+b sin theta=c , prove that (a) tan (alpha-beta)=(2ab)/(a^(2)-b^(2)) (b) cos(alpha+beta)=(a^(2)-b^(2))/(a^(2)+b^(2))

If alpha and beta are the two different roots of equations a cos theta+b sin theta=c , prove that (a) tan (alpha+beta)=(2ab)/(a^(2)-b^(2)) (b) cos(alpha+beta)=(a^(2)-b^(2))/(a^(2)+b^(2))

If alpha and beta be two different roots of the equation acos theta + b sin theta = c then prove that cos(alpha +beta) =(a^(2)-b^(2))/(a^(2)+b^(2))

If alpha " and " beta are two distinct roots of a cos theta + b sin theta = c , prove that sin (alpha + beta) = (2ab)/(a^(2)+b^(2))

If alphaandbeta are the two different roots of equation a costheta+bsintheta=c prove that (i) tan(alpha+beta)=(2ab)/(a^(2)-b^(2)) (ii) cos(alpha+beta)=(a^(2)-b^(2))/(a^(2)+b^(2))

If alpha " and " beta are two distinct roots of a cos theta + b sin theta = c , prove that cos alpha + cos beta = (2ac)/(a^(2)+ b^(2))

If alpha and beta are roots of the equation acostheta+bsintheta=c then prove that, sin(alpha+beta)=(2ab)/(a^(2)+b^(2))