Vector Operations

• scalar

• vector

• neither

Wind blowing at 20 mph.Vector or scalar?

• Scalar
• Vector

If (1,-5) is the terminal point of a vector <2,8>, what is the initial point?

• (-1,13)

• (1, 13)

• (-1, -13)

• (1,-13)

• neither

• scalar

• vector

If vector h = (3,-5) and vector k = (5, 9), find the sum.

• h + k = (8,-14)

• h + k = (8,4)

• h + k = (-2,4)

• h + k = (2,-14)

If vector a= (4, -5) and vector b= (-7, 4) Find a-b

• (-11, -9)

• (11, 9)

• (11, -9)

• (-3, -1)

Which vector equation matches the vector operation shown in the diagram below?

• u-v=w

• u-v=-w

• u+v=w

• v+u=-w

If vector a= (4, -5) and vector b= (-7, 4) Find 2a-3b

• (29, -22)

• (13, -2)

• (1, 7)

• (29, -2)

Find the resultant vector.

• <5, 3>

• <1, 7>

• <7, 1>

• <3, 5>

Which of the following figures represent equal Vectors?

• A only

• A and B

• C only

• All of them