Low Yi Yin's answer to Benjay's Secondary 3 A Maths Singapore question.
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Hope this helps! ;))
For proving questions, first simplify everything to sine and cosine and then try to form the RHS using trigo identities + double angle formulas
For proving questions, first simplify everything to sine and cosine and then try to form the RHS using trigo identities + double angle formulas
Date Posted:
1 year ago
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