Question

x^2-5x-6=0

Answer 1

use mid - term splitting
x^2 - (6-1)x -6 = 0
x^2 -6x + x -6 = 0
x(x-6) + 1(x-6) = 0

Answer 2

(x-6)(x+1) = 0
equate both to zero

Answer 3

so x-6=0 & x+1 = 0

x=6 & x=-1

Answer 4

thank you!

Answer 5

you're welcome