book Maths Puzzle Numerical Ability

The vector v has an initial point P and terminal point Q. Write v in the form ai+bj; that is, find its positive vector.
P=(-2,-1);Q=(6,-2)

Read Solution (Total 0)

book Other Question

A ten-gallon aquarium is 3 inches higher than it is wide. Its length is 21 inches., and its volume is 2730 inches cubed. What are the height and width of the aquarium? What is mean deviation?define, examples & uses?