Question

check whether the following is quadratic equation or not
(x - 2 )(x + 1)=(x - 1) (x + 3)
please answer me​

Answer 1

Step-by-step explanation:

(x-2)(x+1)=(x-1)(x-3)

x^2+x-2x-2=x^2+3x-1x-3

x^2-x^2+3x-x-2x+1x-2+3

2x-2x+1

1x+1

so it doesn't form a quadratic equation