prove that sin28+sin216+sin224+sin248=1- sin26 - sin212
suchintan mondal , 15 Years ago
Grade 12
Trigonometry> elementary trigonometry...
1 Answers
Askiitian.Expert Rajat
Last Activity: 15 Years ago
Hi ,
The equality is wrong, The LHS is not equal to RHS.
Assuming you take the angles in degrees.
Regards,
Rajat
Askiitian Expert
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