SOLVING QUADRATIC EQUATION BY QUADRATIC FORMULA WORKSHEET

Use the quadratic formula to solve exactly for x :

Problem 1 :

x² - 4x - 3 = 0

Solution

Problem 2 :

x² + 6x + 7 = 0

Solution

Problem 3 :

x² + 1 = 4x

Solution

Problem 4 :

x² + 4x = 1

Solution

Problem 5 :

x² – 4x + 2 = 0

Solution

Problem 6 :

2x² – 2x – 3 = 0

Solution

Problem 7 :

x² – 2√2x + 2 = 0

Solution

Problem 8 :

(3x + 1)² = -2x

Solution

Problem 9 :

(x + 3)(2x + 1) = 9

Solution