Page 12 - 091math-wb-w1-(Vector)

WORKBOOK

Exercises 2
1) According to figure below, find a unit vector, a zero vector, opposite vectors and perpendicular
vectors.

 1 
2) Find the value(s) of k if u   ,k is a unit vector.

 2 

3) AB  x,x 4  , A(3, 2) and B(3x, y) are given. Find x + y.

4) Find a if 2a b  4, 2 and a b    5, 10 .

5) a  4, 3 , b    5, 12 and c    4, 12  are given. Find
• a  b

• a b

• b c

10
091math-wb-w1-(Vector)