Question

x
find the value of x in a given quadratic equation

1. x2 + 4x =12​

Answer 1

Answer:

x2 + 4x-12 =0

or, x2 +6x-2x-12 =0

or, x(x+6)-2(x+6) =0

or, (x+6)(x-2)=0

x = -6, 2