Boh Cheng Kang's answer to .'s Secondary 3 A Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Boh Cheng Kang
Boh Cheng Kang's answer
4 answers (Tutor Details)
This question requires understanding of how trigonometry graphs and basic angles work.