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

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
Here. Quite hard if we do not use this method.
J
J
4 years ago
In their syllabus they're expected to know the a³ + b³ and a³ - b³ nowadays