Question

find the co-ordinates of the point which divides the line segment joining the points a (2,-6, 8) and b (-1, 3,-4) internally in the ratio 1:3​

Answer 1

Answer:

formula is m1x2+m2x1÷m1+m2

1×-1+3×2÷1+3=5÷4

for y , 1×3+3×-6÷4=-15÷4

for z, 1×-4+3×8÷4=5