Posted by MARYSE on Tuesday, April 15, 2014 at 10:20pm.
solve the equations by using
a) the adjoint matrix
b) elementary row operations
i) x+y+z=6
2xy+z=3
x+4yz=6
ii) 3p3q+r=1
3p+5q2r=1
p2q+r=3
iii)12a+b+17c=14
2ab+3c=5
8a+b13c=3
thanks sir/madam

math (Matrix)  3x+y=6.2xy=1, Saturday, July 23, 2016 at 11:36am
X=3.Y=5

math (Matrix)  5x+3y=1/9xy=3, Saturday, July 23, 2016 at 12:03pm
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