Jeremiah Tay's answer to genevieve's Secondary 4 A Maths Singapore question.

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Jeremiah Tay
Jeremiah Tay's answer
10 answers (Tutor Details)
1st
I think the main concept here is to know the formulas of trigonometry. Double angle, inverse trigo formulas etc. Hope it helps :)
genevieve
Genevieve
4 years ago
Thanks!!