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OpenStudy (anonymous):
Which equation is a quadratic equation? 5x − 2 = y y + 15x2 = (3x − 2)(5x + 7) y = 3x(5 − x) + 7 y + 2 = (3x2 + 10)(x − 1)
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OpenStudy (anonymous):
The one that when you multiply it out you have the highest power of the variable is 2 so... multiply them out and see which one is 2...
OpenStudy (anonymous):
So it's the second one the first one is linear, the second is also linear, the third is quadratic and the last is cubic
OpenStudy (anonymous):
okayy thankyou so much youver been alot of help
OpenStudy (anonymous):
Choose the equation below that corresponds to the graph shown.
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