Example 06

The backslash operator \

GIVEN: A System of three algebriac linear equations:

x + 4y - 3z = 1
-3x - 6y + z = 3
2x + 11y -5z = 0

REQUIRED: Solve the system.

SOLUTION: Generate example06.m

a=[1 4 -3; -3 -6 1; 2 11 -5];

b=[1; 3; 0];

solution=a\b

solution =

   -0.6667
   -0.3333
   -1.0000

Homework:

a. Solve:

a=[1 -1 3 0; -1 1 -1 0; -1 -2 5 0; 20 10 0 0];

b=[0 0 90 80]';

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