Eric Nicholas K's answer to Yang li shuang's Secondary 4 A Maths Singapore question.

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
This one is a little long-winded and requires knowledge from both Trigo and algebra.
Eric Nicholas K
Eric Nicholas K
3 years ago
Sorry, I just realised that my picture got partially cut off, you must click on the picture for the full view