MS 100 College Algebra Kosrae Summer 2005 Quest* Two · Name:

Solve by completing the square, if the solutions involve imaginary numbers, then write the solution(s) as a complex number.

1. x² + 66x + 1073 = 0

2. − 10x² − 33x + 7 = 0

3. x² − 8x + 41 = 0

4. Multiply (7 − 4i)(7 + 4i)

5. Solve for x:

6. Solve for x:

7. Solve and sketch: - 4x - 7 ≤ 13