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Mathematics 17 Online
OpenStudy (anonymous):

the polynomial y=(a-2)x^2+(1-3b)x+(5-2c) has at least 3 roots. Find a, b and c. I know that this is a zero polynomial and that you just make the coefficients zero to find the roots but why do you also do it to the (5-2c) which is a constant? Would the line just be the x-axis then?

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