Bern Ong @ 88Tuition's answer to putri's Secondary 2 Maths Singapore question.

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Bern Ong @ 88Tuition
Bern Ong @ 88tuition's answer
102 answers (A Helpful Person)
1st
Keep writing out the Formulas and your "fingers" will remember them. Do not start memorising 10 minutes before entering the examination hall.
putri
Putri
4 years ago
amazing !