Danny Low's answer to Damsieee's Secondary 3 A Maths Singapore question.
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Hope this helps
Date Posted:
7 months ago
Ohh so when f(x) > 0, there wont be any real roots because the curve will never cut thru the x axis?
Yes basically f(x) is the y coordinate. F(x) >0 means all y coordinates >0, thus the curve does not intersect with the x axis
OHHH okay thank you!!!
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