Pre-Calc 10-29

If vectors X and Y are added, then the resultant would be best represented by vector _____. 

• A
• B
• C
• D

If w = <2, -5> and y = <2, 0>, find 2w + y.

• <-10, 2>
• <4, -5>
• <-6, 10>
• <6, -10>

Find the resultant vector.

• <-10, 10>

• <10, -10>

• <15, 25>

• <25, 15>

Given u = <3, 7>, find 2u

• <21, 2>

• <6, 26>

• <6, 14>

• 23

Which statement describes a vector?

• It has magnitude but no direction

• It has direction but no magnitude

• It has both direction and magnitude

• is it me, or are these all the same?

What is the sum of a vector addition problem called?

• components

• scalar

• resultant

• magnitude

The result of adding two opposite vectors; the magnitude is zero and there is no direction.

• Zero vector

• Resultant

• Component

• Magnitude

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

• (3, 9)

• (-3, -1)

• (11, 1)

• (-3, -9)

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

• u+v=w

• w+u=v

• v+w=-u

• w+u=-v

Which one of these does not show an example of Tip to Tail method?

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