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secondary 3 | E Maths
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When I did this wuestion, they said I had to use completing the square. If I add it, I know its zero. So I want to check if its correct to multiply the x factors divded by 2 before adding and minusing or adding the extra term.
Date Posted: 6 years ago
Views: 353
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done
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Let me know if you are still not sure how to perform completing the square method
Date Posted:
6 years ago
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