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Let’s Get Ready

Let’s Get Ready. To Play Some . . . J. E. O. P. A. R. D. Y. J E O P A R D Y. J E O P A R D Y. J E O P A R D Y. J E O P A R D Y. J E O P A R D Y. Jeopardy Board. Final Jeopardy. Simplify 100. Simplify the expression 3(x + 1) − 2(3x + 7). F −3x − 11 G −3x − 10 H −3x − 8

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Let’s Get Ready

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  1. Let’s Get Ready To Play Some . . .

  2. J E O P A R D Y JEOPARDY JEOPARDY JEOPARDY JEOPARDY JEOPARDY

  3. Jeopardy Board Final Jeopardy

  4. Simplify 100 Simplify the expression 3(x + 1) − 2(3x + 7). F −3x − 11 G −3x − 10 H −3x − 8 J −3x + 17 Board Answer

  5. Simplify 100 Simplify the expression 3(x + 1) − 2(3x + 7). 3x + 3 −6x −14 F −3x − 11 G −3x − 10 H −3x − 8 J −3x + 17 −3x −11 Board

  6. Simplify 200 Simplify the expression: 6 − 3(5x + 2) − 10x F −25x G 5x + 6 H 8 − 25x J 12 − 25 Board Answer

  7. Simplify 200 Simplify the expression: 6 − 3(5x + 2) − 10x 6 −15x −6 −10x F −25x G 5x + 6 H 8 − 25x J 12 − 25x −25x + 0 Board

  8. Simplify 300 Which expression is equivalent to (5n − 2)3n − (5n − 2)(n − 1)? A n − 1 B 3n2 − 3n C 10n2 − 13n + 2 D 10n2 + n − 2 Board Answer

  9. Simplify 300 Which expression is equivalent to (5n − 2)3n − (5n − 2)(n − 1)? A n − 1 B 3n2 − 3n C 10n2 − 13n + 2 D 10n2 + n − 2 15n2 − 6n − (5n2 −5n −2n +2) 15n2 – 6n – (5n2 – 7n + 2) 15n2 – 6n – 5n2 + 7n – 2 10n2 + 1n – 2 Board

  10. Simplify 400 Simplify the algebraic expression 5(x − 2) + 2(3x2 − 12x + 12) F −x + 10 G −13x + 14 H 6x2 − 7x + 10 J 6x2 − 19x + 14 Board Answer

  11. Simplify 400 Simplify the algebraic expression 5(x − 2) + 2(3x2 − 12x + 12) 5x − 10 + 6x2 − 24x + 24 6x2 − 19x + 14 F −x + 10 G −13x + 14 H 6x2 − 7x + 10 J 6x2 − 19x + 14 Board

  12. Simplify 500 Simplify the polynomial. −3x(7x − 4) + 6x − (13 − 24x2) F 3x2 + 18x − 13 G −24x2 − 15x − 17 H −24x2 + 10x − 17 J 3x2 + 18x + 13 Board Answer

  13. Simplify 500 Simplify the polynomial. −3x(7x − 4) + 6x − (13 − 24x2) −21x2 + 12x + 6x − 13 + 24x2 3x2 + 18x – 13 F 3x2 + 18x − 13 G −24x2 − 15x − 17 H −24x2 + 10x − 17 J 3x2 + 18x + 13 Board

  14. Domain and Range 100 For the function f(x) = 7 – x, what is the range when the domain is {2, 5, 8}? Board Answer

  15. Domain and Range 100 For the function f(x) = 7 – x, what is the range when the domain is {2, 5, 8}? The domain is all possible x-values Board

  16. Domain and Range 200 The graph shows the path of a golf ball. What is the domain of this function? F 0 < y < 100 G 0 ≤ y ≤ 100 H 0 ≤ x ≤ 5 J 0 < x < 5 Board Answer

  17. Domain and Range 200 The graph shows the path of a golf ball. What is the domain of this function? F 0 < y < 100 G 0 ≤ y ≤ 100 H 0 ≤ x ≤ 5 J 0 < x < 5 The domain is all possible x-values Since 0 and 5 are included … Board

  18. Domain and Range 300 The graph shows the path of a golf ball. What is the range of this function? F 0 < y < 100 G 0 ≤ y ≤ 100 H 0 ≤ x ≤ 5 J 0 < x < 5 Board Answer

  19. Domain and Range 300 The graph shows the path of a golf ball. What is the range of this function? F 0 < y < 100 G 0 ≤ y ≤ 100 H 0 ≤ x ≤ 5 J 0 < x < 5 The range is all possible y-values Since 0 and 100 are included Board

  20. Domain and Range 400 What is the domain of the function shown on the graph? A −3 ≤ x ≤ 3 B −3 < x < 3 C −5 < x ≤ 4 D −5 ≤ x < 4 Board Answer

  21. Domain and Range 400 What is the domain of the function shown on the graph? A −3 ≤ x ≤ 3 B −3 < x < 3 C −5 < x ≤ 4 D −5 ≤ x < 4 The domain is all possible x-values Since -3 and 3 have open circles these values are NOT included Board

  22. Domain and Range 500 Which inequality best describes the range of the function represented by this graph? A y ≤ 3 B y ≤ 2 C y ≥ 3 Dy ≥ 2 Board Answer

  23. Domain and Range 500 Which inequality best describes the range of the function represented by this graph? A y ≤ 3 B y ≤ 2 C y ≥ 3 Dy ≥ 2 The range is all possible y -values Since 2 is included and the line goes up forever … Board

  24. Solve Linear & Non-Linear Equations 100 Solve the equation 2a − 6 + 5a = 3a + 10 for a. Record your answer and fill in the bubbles on your answer document. Be sure to use the correct place value. Board Answer

  25. Solve Linear & Non-Linear Equations 100 Solve the equation 2a − 6 + 5a = 3a + 10 for a. Record your answer and fill in the bubbles on your answer document. Be sure to use the correct place value. 4 Board x = 4, y = 22

  26. Solve Linear & Non-Linear Equations 200 In the equation y = 2x2 − 5x − 18, which is a value of x when y = 0? Board Answer

  27. Solve Linear & Non-Linear Equations 200 In the equation y = 2x2 − 5x − 18, which is a value of x when y = 0? A −18 B 1 C 2 D 4 Board

  28. Solve Linear & Non-Linear Equations 300 After a ball is dropped, the rebound height of each bounce decreases. The equation y = 5(0.8)xshows the relationship between x, the number of bounces, and y, the height of the bounce, for a certain ball. What is the approximate height of the fifth bounce of this ball to the nearest tenth of a unit? Board Answer

  29. Solve Linear & Non-Linear Equations 300 After a ball is dropped, the rebound height of each bounce decreases. The equation y = 5(0.8)xshows the relationship between x, the number of bounces, and y, the height of the bounce, for a certain ball. What is the approximate height of the fifth bounce of this ball to the nearest tenth of a unit? A 20.0 units B 4.0 units C 1.6 units D 1.3 units Board

  30. Solve Linear & Non-Linear Equations 400 The area of a rectangle is given by the equation 2L2 − 5L = 18, in which L is the rectangle’s length. What is the length of the rectangle? Board Answer

  31. Solve Linear & Non-Linear Equations 400 The area of a rectangle is given by the equation 2L2 − 5L = 18, in which L is the rectangle’s length. What is the length of the rectangle? Must equal zero F 1.5 G 2 H 4.5 J 6 2L2 – 5L = 18 -18 -18 2L2 – 5L – 18 = 0 Board

  32. Solve Linear & Non-Linear Equations 500 The area of a rectangle is 3x2 + 14x + 8, and the width is x + 4. Which expression best describes the rectangle’s length? F 3x + 2 G 2x + 4 H 2x + 2 J 3x − 2 Board Answer

  33. Solve Linear & Non-Linear Equations 500 The area of a rectangle is 3x2 + 14x + 8, and the width is x + 4. Which expression best describes the rectangle’s length? ( )(x + 4) = _____________________ F 3x + 2 G 2x + 4 H 2x + 2 J 3x − 2 3x2 + 12x + 2x + 8 = 3x2 + 14x + 8 ( )(x + 4) = _____________________ 3x2 + 12x – 2x – 8 = 3x2 + 10x – 8 Area of a rectangle = _____________________ Length times Width Board

  34. Scatterplots and Predictions 100 The graph below shows the relationship between the distance in miles a delivery truck traveled and the number of hours each delivery took. Which best describes the relationship shown on the graph? A Negative trend B Positive trend C Constant trend D No trend Board Answer

  35. Scatterplots and Predictions 100 The graph below shows the relationship between the distance in miles a delivery truck traveled and the number of hours each delivery took. Which best describes the relationship shown on the graph? A Negative trend B Positive trend C Constant trend D No trend Increasing Board

  36. Scatterplots and Predictions 200 Monica collected data on the ages and heights of a random sample of sixth-, seventh-, and eighth-grade students at her school. If she plots the data on a scatterplot, what relationship will she most likely see between age and height? A A negative correlation B No correlation C A positive correlation D A constant correlation Board Answer

  37. Scatterplots and Predictions 200 Monica collected data on the ages and heights of a random sample of sixth-, seventh-, and eighth-grade students at her school. If she plots the data on a scatterplot, what relationship will she most likely see between age and height? Increasing A A negative correlation B No correlation C A positive correlation D A constant correlation 6th Grade 7th Grade 8th Grade Board

  38. Scatterplots and Predictions 300 The coaches of a group of debate teams answered a survey about hours of debate team practice and # of team wins. The graph shows the results of this survey. Based on these results, if a team practices 4 hours per week next season, which is the best estimate of the number of debates the team can expect to win? F 1 G 12 H 16 J 20 Board Answer

  39. Scatterplots and Predictions 300 The coaches of a group of debate teams answered a survey about hours of debate team practice and # of team wins. The graph shows the results of this survey. Based on these results, if a team practices 4 hours per week next season, which is the best estimate of the number of debates the team can expect to win? Too high ✘ F 1 G 12 H 16 J 20 Just Right ✘ Too low ✘ Board

  40. Scatterplots and Predictions 400 The energy output from a chemical reaction is dependent on the amount of chemicals used. The table shows this relationship. What is a reasonable amount of energy output from the reaction of 32 moles of the chemicals? F 77 joules G 92 joules H 110 joules J 128 joules Board Answer

  41. Scatterplots and Predictions 400 The energy output from a chemical reaction is dependent on the amount of chemicals used. The table shows this relationship. What is a reasonable amount of energy output from the reaction of 32 moles of the chemicals? F 77 joules G 92 joules H 110 joules J 128 joules STAT >> EDIT Board STAT >> CALC >> 4 y = 4x + 0

  42. Scatterplots and Predictions 500 The graph shows the price of a share of Compuco stock at the close of each day during a 1-week period. Based on the data in the graph, which conclusion is most accurate? A The closing price remained constant throughout the week. B The closing price increased at the beginning of the week and then leveled off at the end of the week. C The closing price decreased at the beginning of the week and then increased at the end of the week. D The closing price each day was lower than the closing price on the previous day. Board Answer

  43. Scatterplots and Predictions 500 The graph shows the price of a share of Compuco stock at the close of each day during a 1-week period. Based on the data in the graph, which conclusion is most accurate? A The closing price remained constant throughout the week. B The closing price increased at the beginning of the week and then leveled off at the end of the week. C The closing price decreased at the beginning of the week and then increased at the end of the week. D The closing price each day was lower than the closing price on the previous day. ✘ ✘ Board

  44. Final Jeopardy Category Domain & Range Board

  45. Final Jeopardy Question Mr. Maxwell asked his students to identify the domain represented by the function graphed below. Which of the following student responses is correct? F −5 < x < 6 G −6 < x < 2 H −5 < x < −2 J Not here Answer

  46. Final Jeopardy Answer Mr. Maxwell asked his students to identify the domain represented by the function graphed below. Which of the following student responses is correct? F −5 < x < 6 G −6 < x < 2 H −5 < x < −2 J Not here The domain is all possible x-values Since -5 has a closed circle this value has to be included (-5 < x < 6) Board

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