Eric Nicholas K's answer to Ben's Secondary 3 A Maths Singapore question.

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
Here are my workings for Q9a based on my guidelines to solve such trigonometric equations.

I may not be completing every question in this session since it is getting late at this hour.

You will need to master the techniques to solve these equations as these will become important as you attempt to solve more difficult and more complex trigonometric equations.