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secondary 3 | A Maths
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mary
Mary

secondary 3 chevron_right A Maths chevron_right Singapore

Hi, please help to solve the above questions.thank you

Date Posted: 11 months ago
Views: 135

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Su Quan Yuan
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mary
Mary
11 months ago
Thank you. May I check since the qn said when the graph is always positive, so a should be less than 0?
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Su Quan Yuan
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mary
Mary
11 months ago
Hi, since the qn said for all real values of x, should the sign be ≥ instead?
Su Quan Yuan
Su Quan Yuan
11 months ago
Yes u're right! My bad!
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Su Quan Yuan
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79 answers (Tutor Details)