How do you factor x^ { 2} - 9x + 20?
1 Answer
Oct 20, 2016
x = 5 , 4
Explanation:
=
= x(x - 5) -4(x - 5)
= (x - 5)(x - 4)
∴ x = 5 , 4
x = 5 , 4
=
= x(x - 5) -4(x - 5)
= (x - 5)(x - 4)
∴ x = 5 , 4