Here is a site that clearly and thoroughly explains the quadratic equations, including how to solve them by factoring, completing the square, and using the quadratic formula. There are example problems solved, problems for the student to attempt, and answers to the student problems.

Concepts

discriminant, quadratic equations, quadratic formula

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Additional Tags

complete the square, factoring a quadratic, roots of a quadratic, oh.math.hsf.if.8a.i, the math page, complete square to quadratic functions with leading coefficient of one

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Classroom Considerations

• Knovation Readability Score: 2 (1 low difficulty, 5 high difficulty)
• The intended use for this resource is Instructional|practice

Common Core

HSA-REI.B.4.b HSA-REI.B.4.a HSF-IF.C.8.a