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secondary 4 | A Maths
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mirabelle
Mirabelle

secondary 4 chevron_right A Maths chevron_right Singapore

Please help >.< Thanks in advance!!

Date Posted: 3 years ago
Views: 679

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Danny Low
Danny Low's answer
1017 answers (Tutor Details)
Hope this helps
Eric Nicholas K
Eric Nicholas K
3 years ago
You did not square the (-3m) for the discriminant.
mirabelle
Mirabelle
3 years ago
thank you so much :)