Hello ^_^ Subject : Maths
Chapter : Trigonometry
The equation sin² x = (a²+b²)/(2ab), is possible if
(a) a = b
(b) a = -b
(c) 2a = b
(d) None of these
Chapter : Trigonometry
The equation sin² x = (a²+b²)/(2ab), is possible if
(a) a = b
(b) a = -b
(c) 2a = b
(d) None of these
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