Christmas MT's answer to Candice lim's Secondary 3 A Maths Singapore question.
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There is a problem in the question, but I suspect they wrongly asked for no real roots when in fact, there should be 2 real roots.
Date Posted:
4 years ago
No; the equation has 1 real root when c = 0 and 2 real roots otherwise.
Thanks for your feedback, I appreciated it very much :)
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