Tayng's answer to Stary's Secondary 4 A Maths Singapore question.

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Tayng
Tayng's answer
1093 answers (A Helpful Person)
Idk how you get x=1 but I think you differentiate wrong
Stary
Stary
10 months ago
Yes, I thought so too. My answer for a became a quadratic equation. Anyways, thank you and wishing you a Happy Chinese New Year!