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

If the sines of the angles A and B of a triangle ABC satisfy the equation c^2x^2-c(a+b)x+a b=0 , then the triangle (a) is acute angled (b) is right angled (c) is obtuse angled (d) satisfies the equation sinA+cosA ((a+b))/c

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

If the angle A,B,C of a Delta ABC are in A.P then :-

If tan of the angles A , B , C are the solutions of the equations tan^(3)x-3ktan^(2)x-3tanx+k=0 , then the triangle ABC is

If in a triangle ABC,a^2+b^2+c^2 = ca+ ab sqrt3 , then the triangle is

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

The sides of triangle ABC satisfy the relations a + b - c= 2 and 2ab -c^(2) =4 , then the square of the area of triangle is ______

The angles A, B and C of a triangle ABC are in arithmetic progression. If 2b^(2)=3c^(2) then the angle A is :

If in a triangle ABC , tan A/2 and tan B/2 are the roots of the equation 6x^(2)-5x+1=0 , then

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