Elementary Algebra: Solving Quadratic Equations Using the Quadratic Formula With Complex Number Solutions

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To Browse Problems:
Select the desired Subject → Chapter → Section → Group

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Watch the introductory video for the sample problem of this lesson.

Watch Classroom Lecture

3

Practice Solving the problems.
Print the worksheet and work through each problem.
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1

Solve the equation by the quadratic formula

Play VideoSee Video Solution (3:15)Difficulty: 3Type: Problem
2

Solve the equation by the quadratic formula

Play VideoSee Video Solution (2:13)Difficulty: 3Type: Problem
3

Solve the equation by the quadratic formula

Play VideoSee Video Solution (2:54)Difficulty: 3Type: Problem
4

Solve the equation by the quadratic formula

Play VideoSee Video Solution (2:02)Difficulty: 3Type: Problem
5

Solve the equation by the quadratic formula

Play VideoSee Video Solution (2:01)Difficulty: 3Type: Problem
6

Solve the equation by the quadratic formula

Play VideoSee Video Solution (2:44)Difficulty: 3Type: Problem
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Watch the solution videos to see which problems you go right on the worksheet. Watch and understand the step-by-step solution videos to the problems you did not answer correctly and see if you can understand where you made mistakes.