Question

x2+3x+1=(x-2)2
${x}^{2} + 3x + 1 = (x - 2) {}^{2}$
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Answer 1

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Answer 2

Hieee....

=> x^2 +3x+1=(x−2)^2

x^2 +3x+1 = x^2 −4x+4

⇒x^2 +3x+1−x^2 +4x−4=0

⇒7x−3=0 has its highest power 1

Hence it is not a quadratic equation.