Question

x(x + 4) = 12
find the roots of the following quadratic equations by factorization ​

Answer 1

Answer:

By factorising,

x 2+4x−12=0

=> x 2+6x−2x−12=0

=> x(x+6)−2(x+6)=0

=> (x−2)(x+6)=0

=> x=2,−6

x 2 means x square