Question 162905
When you got here:
x^2 - 3x + 2 = 0
You factored to get:
(x-1)(x-2) = 0
.
Two solutions are possible:
solution 1:
(x-1) = 0
x-1 = 0
x = 1
solution 2:
(x-2) = 0
x-2 = 0
x = 2
.
Conclusion:
x = {1,2}