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Easy Ways to Solve Quadratic Equations

3 CQ
If two terms in a binomial are perfect squares separated by subtraction, you can factor them using the difference of perfect squares. Learn how in this lesson!
If two terms in a binomial are perfect squares separated by subtraction, you can factor them using the difference of perfect squares. Learn how in this lesson!

5 CQ
Working with complex numbers is easier than you think! In this algebra lesson, learn how to add, subtract and multiply complex and imaginary numbers.
Working with complex numbers is easier than you think! In this algebra lesson, learn how to add, subtract and multiply complex and imaginary numbers.

Free5 CQ
Don't let the appearance of the quadratic formula intimidate you! Learn how to use it to solve quadratic equations in this essential algebra lesson.
Don't let the appearance of the quadratic formula intimidate you! Learn how to use it to solve quadratic equations in this essential algebra lesson.

3 CQ
In this algebra lesson, learn how the discriminant of a quadratic formula can help you predict and visualize the graphs and roots of quadratic equations.
In this algebra lesson, learn how the discriminant of a quadratic formula can help you predict and visualize the graphs and roots of quadratic equations.

3 CQ
With two easytounderstand examples, Wiederhold's Wonderful World of Math demonstrates stepbystep how to complete the square to solve a quadratic equation.
With two easytounderstand examples, Wiederhold's Wonderful World of Math demonstrates stepbystep how to complete the square to solve a quadratic equation.
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