Matrices


1. The idea of matrices was introduced by a famous mathematician ___________.



2. Arther kelly gave the idea of matrices in ________



3. A matrice's elements are written in the form of ________




4. The matrices are denoted by ________letters



5. Elements of a matrice are denoted by ________ letters


6. Horizontally elements are said to form _____________



7. Vertically arranged elements are said to form __________



8. The order of a matrix is _______



9. m is used for ________


10. n is used for _________


11. Matrices whose corresponding elements are equal are called _______ matrices



12. The number of rows in A = [1 3] is ______



13. The number of columns in A = [9 4] is _________




14. A matrix having only one column is called _________ matrice



15. A matrix having only one column is called ________ matrice


16. A = [a b] this is a _________ matrice



17. A = [8] this is a _________ matrice


18. O= [0 0] is a ___________ matrice



19. A diagonal matrice having equal elements in its diagonal is called a __________ matrice


20. I = [7] this is an ___________ matrice


21. Negative matrice of A = [-2 3] is ______


22. In real numbers 0 is the _________ inverse


23. Transpose of a matrice A is denoted by ___________


24. Inverse of a singular matrive is possible


25. If IAI = 0 then A is a ________ matrice





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