Week 2: Equations – Day 2

Review of easy equation-solving techniques.

1. How many solutions are there to:

1/(x2 + 1) = 0

2. What are the solutions of:

(x – 2)/(x2 + 1) = 0

3. What are the solutions of:

x2 – 28 = 3x

4. What are the solutions of:

(x + 3)2 = 25

5. Solve:

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Answers