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# Unit 7: Quadratics and polynomials

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## About this unit

We'll now progress beyond the world of purely linear expressions and equations and enter the world of quadratics (and more generally polynomials). Learn to factor expressions that have powers of 2 in them and solve quadratic equations. We'll also learn to manipulate more general polynomial expressions.### Learn

### Practice

- Add polynomials (intro)Get 3 of 4 questions to level up!
- Subtract polynomials (intro)Get 3 of 4 questions to level up!

### Learn

### Practice

- Multiply monomials by polynomialsGet 3 of 4 questions to level up!
- Multiply binomials introGet 3 of 4 questions to level up!
- Multiply binomialsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 480 Mastery points

### Learn

### Practice

- Factor polynomials: common factorGet 3 of 4 questions to level up!

### Learn

### Practice

- Factoring quadratics introGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

### Learn

### Practice

- Difference of squaresGet 3 of 4 questions to level up!

### Learn

### Practice

- Difference of squares introGet 3 of 4 questions to level up!
- Perfect squaresGet 3 of 4 questions to level up!

### Learn

### Practice

- Quadratics by factoring (intro)Get 3 of 4 questions to level up!
- Quadratics by factoringGet 3 of 4 questions to level up!

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

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Level up on all the skills in this unit and collect up to 1400 Mastery points!