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©2010, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia Adapted from various sources.

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Presentation on theme: "©2010, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia Adapted from various sources."— Presentation transcript:

1 ©2010, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia Adapted from various sources

2 ~BINGO!~ The winner who says “BINGO” at the appropriate time will get a mystery prize!The winner who says “BINGO” at the appropriate time will get a mystery prize! Anyone acting poorly will be disqualified.Anyone acting poorly will be disqualified.

3 Numbers Place the following numbers in any empty box along with a FREE space. These numbers represent answers to quadratic equations.Place the following numbers in any empty box along with a FREE space. These numbers represent answers to quadratic equations. 0, 6±4i±32±i- 5 / 3, 1±2i√3 1±√6- 1 / 2, -7±2i√22±2√31, -7-3± √69 / 10 ±2√30, 8±i√1110, 1-7± √33 / 2 11 / 2, -1 1± 3i√3 / 2 4± 3i√2 / 2 3 1 / 3, 7-1±2i-2±√6

4 1 Solve by factoring. 2x 2 + 15x + 7 = 0

5 2 3x 2 + 2x – 5 = 0 Solve by factoring.

6 3 –x 2 + 16x – 12 = 5x – 2 Solve by factoring.

7 4 3x 2 – 9x = x 2 + 11 Solve by factoring.

8 5 3x 2 + 7 = 22x Solve by factoring.

9 6 2x 2 – 12x = 0 Solve by factoring.

10 7 3x 2 – 24x + 4 = 4 Solve by factoring.

11 8 -x 2 + 6x – 9 = 0 Solve by factoring.

12 9 x 2 + 12 = 24 Solve by taking the square root.

13 10 2x 2 + 24 = -8 Solve by taking the square root.

14 11 5 – 3x 2 = 29 Solve by taking the square root.

15 12 (x + 3) 2 = 16 Solve by taking the square root.

16 13 (x – 2) 2 = 12 Solve by taking the square root.

17 14 20 – 2x 2 = 2 Solve by taking the square root.

18 15 4x 2 = 3x 2 – 11 Solve by taking the square root.

19 16 3x 2 = x 2 – 12 Solve by taking the square root.

20 17 x 2 + 2x – 5 = 0 Solve by using the quadratic formula.

21 18 x 2 + 9x + 1 = 2x – 3 Solve by using the quadratic formula.

22 19 5x 2 + 3x – 3 = 0 Solve by using the quadratic formula.

23 20 x 2 + 3x + 13 = x + 8 Solve by using the quadratic formula.

24 21 x 2 + 4x – 2 = 0 Solve by using the quadratic formula.

25 22 x 2 + 7 = x Solve by using the quadratic formula.

26 23 x 2 – 4x = -5 Solve by using the quadratic formula.

27 24 2x 2 – 8x – 1 = 0 Solve by using the quadratic formula.

28 1 - 1 / 2, -7 9 ±2√3 17 1±√6 2 - 5 / 3, 1 10 ±4i 18 -7± √33 / 2 3 10, 1 11 ±2i√2 19 -3± √69 / 10 4 11 / 2, -1 12 1, -7 20 -1±2i 5 1 / 3, 7 13 2±2√3 21 -2±√6 6 0, 6 14 ±3 22 1± 3i√3 / 2 7 0, 8 15 ±i√11 23 2±i 8 3 16 ±2i√3 24 4± 3i√2 / 2

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©2010, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia (MCC9-12.A.SSE.3c; MCC9-12.F.IF.7; MCC9-12.F.IF.7e; MCC9-12.F.IF.8b)

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