Question

Is it a quadratic equation or not (xv) x (x + 1) + 8 = (x + 2)(x - 2)​

Answer 1

Answer:

x(x+1)+8=(x+2)(x-2)

$x {}^{2} + x + 8 = x {}^{2} - 4 \\ x {}^{2} - x {}^{2} + x = - 4 - 8$

x=-12

it is not a quadratic equation

Answer 2

Answer:

no,it is notquadratic eqn

hope it helps you