Question

The point (4,2) divides the line segment joining (5-1) and (2,Y) in the ratio 1:2 find Y

Answer 1

Step-by-step explanation:

a(5,-1)

b(2,Y)

p(4,2)

p(4,2)=[1(2)+2(5)/1+2 , 1(Y)+2(-1)/1+2]

=(2+10/3 , Y-2/3)

=(12/3,Y-2/3)

2=Y-2/3

6=Y-2

8=Y