MATRICES

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Across
  1. 2. k(A+B)=KA+KB,where A and B are of same order,k is
  2. 6. is an ordered rectangular array of numbers or functions
  3. 7. inverse of a square matrix,if it exists, is
  4. 8. A’=A
Down
  1. 1. matrix a square matrix in which all diagonal elements are 1 and rest are 0
  2. 3. A’=-A
  3. 4. the matrix obtained by interchanging the rows and coulumns of a matrix
  4. 5. two matrices can be added only if they are of