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secondary 3 | A Maths
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Dee
Dee

secondary 3 chevron_right A Maths chevron_right Singapore

Please help me with this quadratic function. Thank you

Date Posted: 2 years ago
Views: 496

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Siow Lin Hoe
Siow Lin Hoe's answer
658 answers (Tutor Details)
1st
In order to make the quadratic equal always positive, the coefficients of x2 must be positive. So it is a “U” shape curve. And it must not touching x-axis. Then the b2-4ac must less than zero.
Dee
Dee
2 years ago
Thank you