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

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
The simul one. I have a different answer from the other tutor, but I have resubstituted the two possible pairs of answers which I have obtained and found that both pairs are valid.
Kathy
Kathy
4 years ago
Posted a qns