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40 POINTSSSS

Please make sure it is correct ​

40 POINTSSSS Please make sure it is correct ​-example-1

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1) linear: this equation just gives us a straight line with no curves
2) linear: this equation gives us a horizontal line
3) non linear: the -2x^2 makes the equation a parabola, so the graph is not a straight line. It looks like an upside down u. Therefore because this equation is a parabola, it is not a linear equation

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