Problem #1
Solve the following equation for x.
x
2
- 3x - 4 = 0
Solution
x
2
- 3x - 4 = 0
(x + 1)(x - 4) = 0
x = -1 or x = 4
(x + 1)(x - 4) = 0
x = -1 or x = 4
(x + 1)(x - 4) = 0
x = -1 or x = 4