Arnold K H Tan's answer to Dee's Secondary 4 A Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Arnold K H Tan
Arnold K H Tan's answer
2155 answers (A Helpful Person)
1st
AT
Dee
Dee
1 year ago
Thank you so much
Arnold K H Tan
Arnold K H Tan
1 year ago
Welcome!