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The foot of the perpendicular on the lin...

The foot of the perpendicular on the line `3x+y=lambda` drawn from the origin is `Cdot` If the line cuts the `x` and the y-axis at `Aa n dB` , respectively, then `B C: C A` is
(a)`1:3`
(b) `3:1`
(c) `1:9`
(d) `9:1`

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