Download Unit 5 Recap ~ Quiz Redemption ... Simplify each expression. 1.

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Unit 5 Recap ~ Quiz Redemption
Name
Simplify each expression.
1. (3 + i) – (7 + 6i)
2. (3 – 4i)(5 + 2i)
3. 3 25  4
Solve each quadratic equation by factoring or the square-root method.
4. x2 + 3x – 10 = 0
7.
3x2 + 48 = 0
5. 6x2 – 7x – 3 = 0
6. 4x2 – 21x + 5 = 0
8. 4x2 – 49 = 0
9. 6x2 + 16x + 8 = 0
Solve by completing the square. Show your work.
10. x2 + 8x – 5 = 0
11. 4x2 – 16x + 1 = 0
12. 2x2 + 6x + 2 = 0
Write each function in vertex form.
13. y = x2 + 4x – 7
14. y 
1 2
x  5 x  12
2
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