If `a sin x =bcos x=(2ctanx)/(1-tan^2x)`, prove that, `(a^2-b^2)^2=4c^2(a^2+b^2)`.

If a sinx = b cos x = (2c tan x)/(1-tan^2 x) then show that (a^2-b^2)=4c^2(a^2+b^2) .

If a sin x=b cosx=(2c tan x)/(1-tan^(2)x) , then prove that (a^(2)-b^(2))^(2)=4c^(2)(a^(2)+b^(2)).

If asin x=b cos x=(2c tan x)/(1-tan^(2)x) then ((a^(2)-b^(2))^(2))/(a^(2)+b^(2))= (A) c^(2) (B) 2c^(2) (C) 3c^(2) (D) 4c^(2)

If a sin x = b cos x =(2c tan x )/(1- tan^(2) x) " then " ((a^(2)-b^(2))^(2))/(a^2+b^(2))=

If a sin x = b cos x =(2c tan x )/(1- tan^(2) x) " then " ((a^(2)-b^(2))^(2))/(a^2+b^(2))=

If a sin b= cos x =(2c tan x)/(1-tan^(2) x) "then" ((a^(2)-b^(2))^(2))/(a^(2)+b^(2))=

If tan x=(b)/(a), prove that a cos2x+b sin2x=a

If x = a sec O/ and y = b tan O/ then prove that x^2/a^2 - y^2/b^2 = 1

If x=a sin theta and y=b tan theta , then prove that (a^(2))/(x^(2))-(b^(2))/(y^(2))=1 .

If x=a sin theta and y=b tan theta, then prove that (a^(2))/(x^(2))-(b^(2))/(y^(2))=1