The number of values of y in -2 - 2 - satisfying the equation -sin 2 x-cos 2 x-sin y- is

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General Solution of Trigonometric Equation

The number of...

Question

The number of values of y in $[- 2 π, 2 π]$ satisfying the equation |sin 2x| = |cos 2x| = |sin y| is

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s i n x + s i n y + s i n z = - 3 f o r 0 \leq x \leq 2 π, 0 \leq y \leq 2 π, 0 \leq z \leq 2 π

If $s i n^{2} 4 x + c o s^{2} x = 2 s i n 4 x . c o s^{4} x$ then number of values of x satisfying, if $x \in [- 2 π, 2 π]$ is

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