Trigonometric EquationHard
Question
sin2
- sin2 
= ......
- sin2 = ......Options
A.
cosA
cosAB.sin A
sin AC.√2 sin A
D.None of these
Solution
sin2- sin2
= sin
sin 
= sin
sin A = 
sin A
- sin2 = sin
sin = sin
sin A = sin A Create a free account to view solution
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