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if a,b,c form a GP with common with rat...

if `a,b,c` form a GP with common with ratio r, the sum of the ordinates of the points of intersection of the lines `ax+by+c=0` and the curve `x+2y^2=0` is

A

`-r^(2)//2`

B

`-r//2`

C

r/2

D

`r^(2)//2`

Text Solution

Verified by Experts

The correct Answer is:
C
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