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OpenStudy (anonymous):
Which of the following equations is quadratic? x(x^2 + 1) = 0 5(4x + 2) = 3 (x + 3)(x + 4) = 5
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Vocaloid (vocaloid):
for each of the three equations, distribute
OpenStudy (anonymous):
3rd one
OpenStudy (anonymous):
Only x^2 is quadratic, the rest of the options aren't.
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