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Math Review

A comprehensive review of various mathematical topics including systems of equations, probability, Pythagorean theorem, radicals, linear equations, exponents, and solving equations. Points range from 10-50.

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Math Review

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  1. Math Review #1 Click to begin.

  2. Click here for Final Jeopardy

  3. Systems of Equations Probability Pythagorean Theorem & Radicals Linear Equations Exponents Solving Equations 10 Points 10 Points 10 Points 10 Points 10 Points 10 Points 20 Points 20 Points 20 Points 20 Points 20 Points 20 Points 30 Points 30 Points 30 Points 30 Points 30 Points 30 Points 40 Points 40 Points 40 Points 40 Points 40 Points 40 Points 50 Points 50 Points 50 Points 50 Points 50 Points 50 Points

  4. -6x -2y = -14 y = -2

  5. (3, -2)

  6. y = 2x -4x – 2y = -24

  7. (3, 6)

  8. 3y - 2x = 11y + 2x = 9

  9. (2, 5)

  10. 3x + y = 13x + 6y = -7

  11. (5, -2)

  12. x  + 2y = 8x  - 2y = 4

  13. (6, 1)

  14. How many possible outcomes are possible if you flip 2 coins?

  15. 4

  16. A bag contains 3 red, 4 blue, 2 white and 1 purple marble. 2 marbles are drawn (with replacement). Find P(red, blue)

  17. 3/25

  18. 2 dice are rolled. What is the probability of rolling a sum of 5?

  19. 1/9

  20. In a standard deck of 52 cards, what is the probability of selecting a 7 and red card?

  21. 1/26

  22. In a standard deck of 52 cards, what is the probability of selecting a black card or queen?

  23. 7/13

  24. Can sides of lengths 5, 12, and 13 be the sides of a right triangle?

  25. Yes

  26. The legs of a right triangle are 6 and 8. What is the length of the hypoteneuse?

  27. 10

  28. √300

  29. 10√3

  30. √20·√10

  31. 10√2

  32. √8 + √32

  33. 6√2

  34. What is the slope of the line y = -3x + 6

  35. -3

  36. What is the y-intercept of the line 2x + 5y = -10

  37. -2

  38. Put the following equation in slope-intercept form 3x – 4y = 12

  39. y = ¾ x - 3

  40. Write the equation of a line with slope 5 through the point (3, 2).

  41. y = 5x - 13

  42. A line that is perpendicular to y = 3/4 x + 7 has what slope?

  43. - 4/3

  44. Write the number .0000000456 in scientific notation

  45. 4.56 X 10-8

  46. Write the number 5,381,000,000 in scientific notation

  47. 5.381 X 109

  48. Simplify x-4y6/x-8y4

  49. x4y2

  50. (4v2)2 · 2v2

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