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secondary 3 | E Maths
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meria
Meria

secondary 3 chevron_right E Maths chevron_right Singapore

pls help

Date Posted: 5 years ago
Views: 348

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
To complete the square, we introduce a term equal to the square of

HALF the coefficient of x

Then, in the completed square form, we just take this ‘half the coefficient of x’ as the second term in the bracket.