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suchintan mondal Grade: 12
        

prove that sin28+sin216+sin224+sin248=1- sin26 - sin212

7 years ago

Answers : (1)

Askiitian.Expert Rajat
24 Points
										

Hi ,


The equality is wrong, The LHS is not equal to RHS.


Assuming you take the angles in degrees.


Regards,


Rajat


Askiitian Expert

7 years ago
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