Trigonometric RatiosHard
Question
1 − 2 sin2
=
=Options
A.cos 2θ
B.− cos 2θ
C.sin 2θ
D.− sin 2θ
More Trigonometric Ratios Questions
If ABCD is a cyclic quadrilateral, then the value of cos A − cos B + cos C − cos D-...The minimum value of cos θ + sin θ is -...cosA + sin (270o+ A) − sin (270o − A) + cos (180o + A) =...If $\frac{tan(A - B)}{tanA} + \frac{\sin^{2}C}{\sin^{2}\text{ }A} = 1,\text{ }A,\text{ }B,C \in \left( 0,\frac{\pi}{2} \...The solution set of (2 cos x − 1) (3 + 2 cos x) = 0 in the interval 0 ≤ x ≤ 2π is-...