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IIT JEE MAIN TRIGONOMETRY -If √2 sin α/√(1 + cos 2α) = 1/7 and √((1 – cos 2β)/2) = 1/√10
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16 hours ago
IIT JEE MAIN TRIGONOMETRY -If √2 sin α/√(1 + cos 2α) = 1/7 and √((1 – cos 2β)/2) = 1/√10
![If the matrix [0 a a][2b b -b][c -c c] is orthogonal, then the values of a, b, c are](http://i.ytimg.com/vi/0zTrjdi0MVo/mqdefault.jpg "If the matrix [0 a a][2b b -b][c -c c] is orthogonal, then the values of a, b, c are")
