Wb Jee
Trigonometric Functions And Equations
WB JEE 2009
MCQ+1 / -0.252009
Simplest form of \({2 \over {\sqrt {2 + \sqrt {2 + \sqrt {2 + 2\cos 4x} } } }}\) is
Wb Jee
WB JEE 2009
Simplest form of \({2 \over {\sqrt {2 + \sqrt {2 + \sqrt {2 + 2\cos 4x} } } }}\) is