Question

Find the coordinates of point p that partition AB in the ratio 1: 4,

Answer 1

Given:

`A(1,-1)\text{ ; B(}4,4)\text{ m:n =1:4}`
`(x,y)=((mx_2+nx_1)/(m+n),(my_2+ny_1)/(m+n))`
`(x,y)=((4+4)/(1+4),(4-4)/(1+4))`
`(x,y)=((8)/(5),0)`

Therefore the point P be ( 1.6 ,0)