PhysChemTutor's answer to Rae Kuan's Junior College 2 H2 Maths Singapore question.

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PhysChemTutor
Physchemtutor's answer
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Rae Kuan
Rae Kuan
2 years ago
thank you
PhysChemTutor
PhysChemTutor
2 years ago
No woory. Hope you understand the last part