Review — Difficulty 4/10

Algebra II · Radical expressions and equations

Review skills for this standard. Write answers where shown.

Together with a parent

1. Factor completely: x² − 100 = ___ 2. Rewrite x² + 20x + 16 in square form: ___ 3. Interpret the structure of: 9(x + 1)² − 11

Written review

1. Factor completely: x² − 144 = ___ 2. Rewrite x² + 24x + 18 in square form: ___ 3. Interpret the structure of: 11(x + 1)² − 13 4. Which form reveals zeros? (A) standard (B) factored — letter: ___ 5. Complete the square for x² + 13x + ___ 6. Simplify: √(x² + 18x + 81) for x ≥ 0 = ___

_See printable PDF for diagram._

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Skills checklist

• [ ] Identifies structure in expressions
• [ ] Rewrites in useful equivalent forms
• [ ] Connects forms to graphs or zeros

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