Your Unit 4 test is tomorrow. To prepare, consider the following:

- Work on HW 4.14 – Test Review 2
- Review my answers to both review assignments here
- Post here, or email me with questions you might have
**Unit 4 Video Archive**- Adding/subtracting radicals
- Multiplying/distributing radicals
- Rationalizing denominators
- Evaluating nth roots
- Simplifying radicals with variables
- Simplifying radicals with negative radicands
- Multiplying complex numbers
- Powers of
*i* - Rationalizing imaginary denominators
- Solving quadratics with non-real roots

- Work on some IXL practice modules
- H.4 Multiply complex numbers
- H.5 Divide complex numbers
- H.8 Powers of i
- J.6 Solve a quadratic equation by factoring
- J.9Solve a quadratic equation using the quadratic formula
- L.4 Simplify radical expressions with variables I
- L.6 Nth roots
- L.7 Multiply radical expressions
- L.8 Divide radical expressions
- L.9 Add and subtract radical expressions
- L.10 Simplify radical expressions using the distributive property