00:01
In this question, even equations is 5x1 minus x2 is equal to 9.
00:05
This is your first equation.
00:08
Second equation is minus x1.
00:12
There is 1 plus 5x2 minus x3 is equal to 4.
00:19
This is your second equation.
00:21
Minus x2 plus 5x3 is equal to minus 6.
00:26
This is your third equation.
00:27
Now from equation 1, from equation 1, x1 is equal to 9 plus x2 divided by 5.
00:38
From equation 2, x2 is equal to 4 plus x1 plus x3 divided by 5.
00:48
And form equation 3 x3 is equal to minus x plus x2 divided by 5 given initial value x1 is equal to 0 x2 is equal to 0 now intration 1 is x1 dash is equal to 9 plus 0 divided by 5 is equal to 1 .8 and x3 dash is equal to minus 6 plus 0 divided by 5 is equal to minus 1 .2 and x2 dash is equals to 4 plus 1 .8 plus minus 1 .2 divided by 5 is equal to 0 .92.
01:44
In the second iteration, x1 double dash is equal to 9 plus 0 .92 divided 2.
01:53
By 5 is equal to 1 .984 x3 double dash is equal to minus 6 plus 0 .92 divided by 5.
02:04
Calculate this then we will get minus 1 .016...