Programme Code : BCA
Course Code : bcs-012
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Year : 2012 Views: 924 Submitted By : Ankur Patial On 12th October, 2012

Do you have solution for this Question. If yes    I aslo want solution.

Q.


Question 1: (Marks 2+3+3+3+3+4+2)





(b) Solve the following equations using Cramer’s rule:

3x + 2y + 2z = 7

x + 4y + 4z = 9

6x + 2y + 6z = 14

(c) Find the inverse of the matrix.

(d) Find the inverse of the above matrix using elementary operations only

(e) Solve the following system of equations by using Matrix method.

3x + 2y + 2z = 11

x + 4y + 4z = 17

6x + 2y + 6z = 22

(f) Reduce the following matrices to triangular form and find the rank. Also reduce the matrix to normal form.

A=

1 2 2

2 5 4

2 6 7

1 4 3 2


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