Use vectors in geometry, relative motion and force models
Let A=(-1,-3) and B=(3,3). Define P=A+λ(B−A), where λ=2/6. Find P. For distinct endpoints this divides AB internally in the ratio AP:PB=2:4; coincident endpoints still define P by the formula
Let A=(-1,-3) and B=(3,3). Define P=A+λ(B−A), where λ=2/6. Find P. For distinct endpoints this divides AB internally in the ratio AP:PB=2:4; coincident endpoints still define P by the formula