Question

find the p(x,y) divides A(2,1) B(5,-8) in the ratio 1:3 .if p lies on 2x-y+k=0 ,k=? Please solve right now

Answer 1

Answer:

Step-by-step explanation:

For point p:

x=mx2+nx1/m+n

=5+6/4

=11/4

y=my2+ny1/m+n

= -8+3/4

=-5/4

For k,

2x-y+k=0

=2*11/4+5/4+k=0

=>16/4=-k

=>k=-4