AP EAMCET Engineering 2015 Code A Paper

Section: Mathematics

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Question : 46 of 160

Marks: +1, -0

If the line

x+2ay+a=0,x+3by+b=0,x+4cy+c=0

are concurrent, then a,b,c are in

Arithmetic progression
Geometric progression
Harmonic progression
Arithmetic-Geometric progression

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