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# Unit 4: Quadratic equations

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Unit test

### Learn

### Practice

- Quadratics by factoringGet 3 of 4 questions to level up!
- Quadratic equations with irrational and variable coefficientsGet 3 of 4 questions to level up!
- Solve equations using structureGet 3 of 4 questions to level up!

### Learn

### Practice

- Completing the square (intermediate)Get 3 of 4 questions to level up!
- Completing the squareGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 400 Mastery points

### Learn

### Practice

- Quadratic formulaGet 3 of 4 questions to level up!
- Equations reducible to quadratic equations (intermediate)Get 3 of 4 questions to level up!
- Equations reducible to quadratic equations (advanced)Get 3 of 4 questions to level up!

### Learn

### Practice

- Number of solutions of quadratic equationsGet 3 of 4 questions to level up!
- Equations with equal roots (intermediate)Get 3 of 4 questions to level up!
- Equations with equal roots (advanced)Get 3 of 4 questions to level up!
- Finding nature of rootsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 560 Mastery points

### Learn

### Practice

- Word problems: Writing quadratic equationsGet 3 of 4 questions to level up!
- Word problems: Solving quadratic equationsGet 3 of 4 questions to level up!
- Quadratic equations word problems (basic)Get 3 of 4 questions to level up!
- Quadratic equations word problems (intermediate)Get 3 of 4 questions to level up!
- Quadratic equations word problems (advanced)Get 3 of 4 questions to level up!

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Level up on all the skills in this unit and collect up to 1,700 Mastery points!