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Jeopardy

Jeopardy. Choose a category. You will be given the answer. You must give the correct question. Click to begin. Choose a point value. Choose a point value. Click here for Final Jeopardy. Matrix Dimensions. Add/ Subtract Matrices. Multiply Matrices. Systems Of Equations.

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Jeopardy

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  1. Jeopardy Choose a category. You will be given the answer. You must give the correct question. Click to begin.

  2. Choose a point value. Choose a point value. Click here for Final Jeopardy

  3. Matrix Dimensions Add/ Subtract Matrices Multiply Matrices Systems Of Equations Inverse Matrices Other Matrix Information 10 Point 10 Point 10 Point 10 Point 10 Point 10 Point 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. Are the rows of a matrix horizontal or vertical?

  5. Horizontal

  6. Horizontal entries of a matrix are called rows. What are the vertical entries called?

  7. Columns

  8. How many rows does the following matrix have?

  9. Three

  10. What are the dimensions of the following matrix?

  11. 1x4

  12. What will be the dimensions of the product of the following two matrices?

  13. 1x1

  14. Add the following matrices.

  15. Subtract the following matrices.

  16. Solve:

  17. Solve:

  18. Solve:

  19. If you multiply a 3x2 matrix with a 2x1 matrix, what will the dimensions of the product be?

  20. 3x1

  21. Is it possible to multiply a 3x2 matrix with a 2x1 matrix? How do you know?

  22. Yes, because the “2’s” are equal.

  23. Multiply:

  24. Multiply:

  25. Solve:

  26. Solve:

  27. x=25 y=-3

  28. Solve:

  29. x=1 y=3 z=-7

  30. Solve:

  31. p=-3 q=5

  32. Solve:

  33. x=-1 y=3 z=2

  34. Solve:

  35. What is the additive identity of a 2x2 matrix?

  36. What is the multiplicative identity of a 2x2 matrix.

  37. Find the inverse of the following matrix (in fraction form):

  38. True of False: and

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