x²-18x-72=0.... it can be solved by factorization method???
Answers
Answered by
3
x²-18x-72=0
x²-12x-6x-72=0
x(x-12)+6(x-12)=0
x+6=0 or x-12=0
x=-6 or x=12
x²-12x-6x-72=0
x(x-12)+6(x-12)=0
x+6=0 or x-12=0
x=-6 or x=12
Similar questions