Question

determine whether x2 + 3= x(x+3) is quadratic equation or not​

Answer 1

Answer:

x2+3=x(x+3)

x2+3=x2+3x

3=3x

x=1

no it's not an quadratic equation

Step-by-step explanation:

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Answer 2

Answer:

$x^2 + 3= x(x+3)\\x^2+3=x^2+3x\\3=3x\\3x-3=0$

which is not a quadratic equation

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