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secondary 3 | A Maths
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Rachel
Rachel

secondary 3 chevron_right A Maths chevron_right Singapore

please help me with this question :-)

Date Posted: 5 years ago
Views: 574

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
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Meet = Intersect

If they meet, means they definitely intersect. We are not sure whether they intersect at one or two points (real and equal or real and distinct), but we know they intersect, so we must include both cases, so b2 - 4ac >= 0.