Tham KY's answer to Jennie Hill's Secondary 4 A Maths question.

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Tham KY
Tham Ky's answer
6052 answers (Tutor Details)
This is for JC math as you need a Graphical Calculator, G. C.
(b) here. Part (c) in another photo.
Pls ignore if you do not have a G. C.