1 Find wither the following pair of linear equation
lare consistent or inconsistent
a) 5x-2y=9
3x+4y=4
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5x -2y -9 =0 3x+ 4y -4 = 0
A1= 5 ,B 1= -2 , C 1= -9. A2 = 3 , B2 =4 ,
c2=-4
A1/A2 = 5/3 , B1/b2 =-2/4= -1/2 , c1/c2 = -9 /4
A1/a2 is not equal to b1/b2 so it is consistent.
A1/a2 is not equal to b1/b2 is not equal to c1/c2 . So it is inconsistent.
A1= 5 ,B 1= -2 , C 1= -9. A2 = 3 , B2 =4 ,
c2=-4
A1/A2 = 5/3 , B1/b2 =-2/4= -1/2 , c1/c2 = -9 /4
A1/a2 is not equal to b1/b2 so it is consistent.
A1/a2 is not equal to b1/b2 is not equal to c1/c2 . So it is inconsistent.
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