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secondary 3 | A Maths
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secondary 3 A Maths Singapore

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

Date Posted: 1 year ago

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Date Posted: 1 year ago

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mary

Mary

1 year 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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Date Posted: 1 year ago

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mary

Mary

1 year ago

Hi, since the qn said for all real values of x, should the sign be ≥ instead?

Stephen Su Quan Yuan

1 year ago

Yes u're right! My bad!

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Date Posted: 1 year ago

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