If the tangents of the angles A, B of a `Delta ABC` ...satisfy the equation `abx^2 - c^2x + ab = 0,` then

If the tangents of the angles A,B of a Delta ABC... satisfy the equation abx^(2)-c^(2)x+ab=0 then

If the sines of the angle A and B of a triangle ABC satisfy the equation c^(2) x^(2) - c (a + b) x + ab = 0 , then the triangle

In a triangle ABC ,angle A is greater than angle B.If the measures of angles A and B satisfy the equation 2tan x-k(1+tan^(2)x)=0, where kE(0, 1),then the measure of the angle Cis

fin a triangle ABC sines of angles A and B satisfy the equation 4x^(2)-2sqrt(6)x-1=0 then cos(A-B)=

In triangle ABC ,angle A is greater than B .If the measures of angles A and B satisfy the equation 4cos^(3)x-3cos x=k, k in[-1,1]-{0} , then the measure of angle C is (A<(2 pi)/(3))

In a triangle ABC ,angle A is greater than B.If the measures of angles Aand B satisfy the equation 3sinx-4 sin^(3)x-k=0,0ltklt1 , then the measure of angle C, is

If a, b in R, then the equation x^(2) - abx - a^(2) = 0 has

In a triangle ABC the angle B is greater than angle C. If the measure of angles B and C satisfy the equation 4sin^3x-3sinx+0.75=0 then the measure of angle A is (A) pi/2 (B) (2p)/3 (C) pi/6 (D) (5pi)/6