Q. if a line segment between (x1, y1) and (x2, y2) is represented in parametric form with a parameter u, then the expression for can be given as…….. (Solved)

1. x= x1-(x2-x1)u

2. x= x1+(x2-x1)u

3. x= x1+(x1-u)x2

4. x= x1+(u-x1)x2