Calvin Wong Tuition's answer to Nathan's Secondary 4 A Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Calvin Wong Tuition
Calvin Wong Tuition's answer
63 answers (Tutor Details)
Please check if it is correct
Nathan
Nathan
3 years ago
yep correct, found my mistake, thank you!