Chester's answer to huihuibuhui's Junior College 1 H1 Maths Singapore question.
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Date Posted:
3 years ago
I made a mistake,
(Sum x)^2 + (Sum y)^2 should be
[ (Sum x) + (Sum y) ]^2 instead
(Sum x)^2 + (Sum y)^2 should be
[ (Sum x) + (Sum y) ]^2 instead
Thank you so much :)
Thank you so much
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