鼠Check whether the equation x(x-2-2x+y+8+0is a linear equation or no – InterviewSolution

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1.

鼠Check whether the equation x(x-2-2x+y+8+0is a linear equation or not.

Answer»

the given equation is x(x-2) -2x+y+8=0 => x²-2x-2x+y+8 =0 => y-4x+x²+8 =0 => y = -x²+4x-8

which is an equation of parabola ,that is NOT linear

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