# Using Quadratic Equations to Solve Problems

## Quadratic function and parabola word problems

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
• Read

## Comparing Methods for Solving Quadratics

by CK-12 //at grade
Select the best method to solve-real world quadratic equation problems.
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• Read

## Applications of Quadratic Functions

by CK-12 //at grade
This concept explores applications of quadratic functions that require completing the square or the quadratic formula.
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• PLIX

## Conjectures and Counterexamples: Pizza Slice!

by CK-12 //at grade
Using Quadratic Equations to Solve Problems Interactive
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• PLIX

## Construct a Soccer Field

by CK-12 //at grade
Using Quadratic Equations to Solve Problems Interactive
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• Video

## Solving Real-World Problems Using Quadratic Equations: A Sample Application

by CK-12 //at grade
This video demonstrates a sample of solving real-world problems using quadratic equations.
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• Video

## Solving Real-World Problems Using Quadratic Equations: An Explanation of the Concept

by CK-12 //at grade
This video provides an explanation of the concept of solving real-world problems using quadratic equations.
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• Critical Thinking

## Comparing Methods for Solving Quadratics Discussion Questions

by CK-12 //at grade
A list of student-submitted discussion questions for Comparing Methods for Solving Quadratics.
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• Real World Application

## Fireworks

by CK-12 //at grade
When’s the best time to blow up fireworks?
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