If the line joining `A(1,3,4)` and `B` is divided by the point `(-2,3,5)` in the ratio `1:3`, then `B` is

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Q 1134723652.     If the line joining `A(1,3,4)` and `B` is divided by the point `(-2,3,5)` in the ratio `1:3`, then `B` is
EAMCET 2014
A

`(-11,3,8)`

B

`(-11,3,-8)`

C

`(-8,12,20)`

D

`(13,6,-13)`

HINT

The co-ordinates of a point `P` dividing a line in ration m:n is given by : `((mx_2+nx_1)/(m+n),(my_2+ny_1)/(m+n),(mz_2+nz_1)/(m+n))`

Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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