Question

(x -2)(x+1)=(x-1)( x+3) is this aquadratic equation​

Answer 1

Answer:

No.

Step-by-step explanation:

$(x -2)(x+1)=(x-1)( x+3)\\x^2-x-2=x^2+2x-3\\3x+1=0$

When it's simplified, it has a form of Ax+B=0,

and it's not a quadratic equation.