Bern Ong @ 88Tuition's answer to lily sarah's Secondary 3 E Maths Singapore question.

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Bern Ong @ 88Tuition
Bern Ong @ 88tuition's answer
102 answers (A Helpful Person)
1st
This type of question will lead to Graph Sketching, which is super popular. So, must know how to get to the first answer. The entire question with sketching, can go up to 4-5 marks. Very Expensive. So keep practicing. You can do it, lily;)