If sin theta into cos theta equals to cos square is theta, then find the value of theta.
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Sin² x × Cos ² x = Cos² x
Sin² x = 1
Sin x = 1 OR Sin x = -1
Sin x = Sin 90 OR Sin x = Sin ( -90 )
x = 90° OR x = -90°
Where x = theta
_______________________________
Here i assume theta lies between 90 and - 90.
Sin² x × Cos ² x = Cos² x
Sin² x = 1
Sin x = 1 OR Sin x = -1
Sin x = Sin 90 OR Sin x = Sin ( -90 )
x = 90° OR x = -90°
Where x = theta
_______________________________
Here i assume theta lies between 90 and - 90.
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