Eng Jun Jie's answer to alice's Secondary 4 A Maths Singapore question.

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Eng Jun Jie
Eng Jun Jie's answer
143 answers (Tutor Details)
3rd qn
alice
Alice
1 year ago
2nd order derivative ans shld be 4 though
Eng Jun Jie
Eng Jun Jie
1 year ago
Yeah, I go a careless mistake at the second last line