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secondary 3 | A Maths
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Lingesh
Lingesh

secondary 3 chevron_right A Maths chevron_right Singapore

If ppl actually use this app. Can you pls help me. Quadratic Functions.

Date Posted: 4 years ago
Views: 237

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Jordan Lim
Jordan Lim's answer
6 answers (A Helpful Person)
1st
Hey Ligesh! Hope this helps! :D
Thomas Chang
Thomas Chang
4 years ago
U need to reduce your 'a' down to the simplest terms, haha :)
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Thomas Chang
Thomas Chang's answer
52 answers (Tutor Details)
I used the fact that we can get min pt from the completed square form. Hence it'll reduce the number or unknowns to just one. Thereafter, I just sub in x =0 and y =75 to find the unknown.