Question

The equation x²+x-306= 0 by factorisation.

Answer 1

Answer:

17,-18

Step-by-step explanation:

x^2+x-306=0

x^2+18x-17x-306=0

x(x+18)-17(x+18)=0

(x-17) (x+18)=0

LHS x-17=0

then x=17

RHS x+18=0

x=-18

on above x^2 means x squre 2