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Study guide

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STUDY GUIDE

1.

Solve. x2 + 5 = 21

A) B) C) ±4 D)

2. Solve. 9x2 = 14

A) B) C) D)

3. Solve. 5(x - 2)2 = 3

A) B) C) D)

4. Is the following trinomial a perfect square?
x2 - 2x + 1

A) Yes B) No

5. Find the constant term that should be added to make the following expression a perfect-square trinomial.
x2 + 8x

6. Solve by completing the square.
x2 = 5x + 2

A) B) C) D)

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