Factor Completely:

1) (x + 16)(x - 16)

2) (3x - 1)(x + 3)

3) 5x(x + 5)(x + 5)

4) 3(x + 6)(x - 1)

5) (2x - 3)(x + 3)

6)  42(x² - 3)

7)  (x + 2)(x + 2)

8) Prime

9) (x - 2)(x - 3)

10) Prime

Solve for x:

1) x = 7 or x = -7

2) x = 6 or x = -6

3)  no solution

4) x = 2Ö(2) or x = -2Ö(2)

5)  x = 9 or x = -9

Solve by Factoring:

1) x = 3 or x = 2

2) x = 3 or x = -3

3) x = -1

4) x = 2

5) no solution

Solve by Completing the Square:

1) x = -3

2) x = -4 + Ö(21) or x = -4 - Ö(21)

3) x = -3 + Ö(17) or x = -3 - Ö(17)

4) no solution

5) x = -1 + Ö(94) or x = -1 - Ö(94)

Solve by Using the Quadratic Formula:

1) no solution

2) no solution

3) x = 3 or x = -3

4) ((-3 + Ö(33))/4)

5) no solution

Solve Using the Method of Your Choice

1) ((-1 + Ö(885)) / 34, (19 - 2Ö(885)) / 289) and

((-1 - Ö(885)) / 34, (19 + 2Ö(885)) / 289)

2) ((-Ö(69) - 5) / 2, 12 + Ö(69)) and

((Ö(69) - 5) / 2, 12 - Ö(69))

3) (1/5, -96/50) and (1, 2)

4) Any solution

5) ((1 + Ö(10)) / 6, (-5 + -14Ö(10)) / 72) and

((1 - Ö(10)) / 6, (-5 + 14Ö(10)) / 72)

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