Eric Nicholas K's answer to MM's Secondary 4 A Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
Case 2 coming
MM
MM
4 years ago
Understood
MM
MM
4 years ago
Understood
Eric Nicholas K
Eric Nicholas K
4 years ago
Hang on, my earlier answer had a mistake. I redo everything. Did wrong substitution in the quadratic formula.