Linear Algebra FF by Aydan Ezizova

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Across
  1. 1. A square matrix is called _____matrix if all the non-diagonal elements are zero
  2. 4. The point of intersection of the axes called -
  3. 6. When working with matrices, real numbers are referred to as _____
  4. 8. _____matrix is a matrix which has only one row
  5. 9. if inverse of a square matrix exists it is _____
  6. 10. An n×n matrix is called an ____ matrix
  7. 11. The matrix containing only the coefficients of the system is called the ______matrix.
  8. 13. ____means to change rows and columns
  9. 14. A statement formed by placing an equal sign between two expressions –
Down
  1. 1. If a vector space has a basis consisting of n vectors, then the number n is called the_____
  2. 2. two systems of linear equations are called_____ if they have precisely the same solution set
  3. 3. a system of linear equations is called _____ if it has at least one solution.
  4. 5. ______is the system that it follows a stair-step pattern and has leading coefficients of 1
  5. 7. An m×n is a ____ matrix if m=n
  6. 12. A matrix that is both upper and lower triangular is called ______