If the lines x+2ay+a=0,x+3by+b=0,x+4cy+c=0x+2ay+a=0,x+3by+b=0,x+4cy+c=0 are concurrent, then a,b,ca,b,c are in
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The options for this question are missing:
here are the options:
1. A.P
2. G.P
3. H.P
4. None of these
Answer:
A,b,c are in H.P
If we solve 1,2 and 2,3
we will get the equations in terms of 'y' and if then we solve it we will get the answer as it is in H.P.
If there is any confusion please leave a comment below.
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