Matrices and Matrix Operations

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Across
  1. 4. a technique to solve systems of linear equations where there are the same amount of unknown as equations in the system
  2. 5. a combination of the elimination and substitution methods to solve linear equations
  3. 9. each number in a matrix array
  4. 10. the repeated addition of groups of equal sizes
  5. 13. the vertical arrangement of objects
  6. 14. the measurement of something in physical space
  7. 15. an element, coefficient, or constant in a matrix
Down
  1. 1. a real number in matrix algebra
  2. 2. scalar value or number calculated using a square matrix
  3. 3. a number that is being multiplied by the variable
  4. 6. equal number of rows and columns
  5. 7. use to add two or more numbers or things together
  6. 8. a rectangular array of real numbers
  7. 11. a coefficient matrix adjoined with the constant column separated by a vertical line within the matrix brackets
  8. 12. the horizontal arrangement of objects