Q. The Three Straight Lines Ax+by=c,bx+cy=a And Cx+ay=b Are ...

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  4. The three straight lines ax + by = c, bx + cy = a and cx + ay = b are collinear, if :
Q. The three straight lines and are collinear, if : 2086 234 UPSEEUPSEE 2006 Report Error A

B

C

D

Solution:

We have, and On adding Eqs. and , we get On comparing with for collinearity, we get

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