Boy Mow Chau's answer to ._.'s Secondary 1 Maths Singapore question.
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to answer some of the questions, you need to know maths concept a 'little bit' higher than your normal level ...
maths olympiad has to be like that ...
maths olympiad has to be like that ...
Date Posted:
4 years ago
Thank u so much and thanks for ur advice.
... and in Q24 line 4, the 'u=-(-1).....' is standard quadratic formula for solving quadratic equations; this formula normally taught at sec 3 E maths.
Ohhh thanks
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