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Perfect-square root and equation from roots
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Perfect-square root and equation from roots
Secondary 2
TGM Original Questions
Solve \(9x^2+16=24x\).
The roots of a quadratic are \(-4\) and \(\frac53\). Write the equation as \(12x^2+bx+c=0\).
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Answer:
(a) \(x=\frac43\); (b) \(12x^2+28x-80=0\), so \(b=28,c=-80\).
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