Vector Multiplication

The result of a dot product multiplication is

• A vector

• A scalar

The result of vector multiplication is

• A vector

• A scalar

Find the dot product of the given vectors:

• 92
• 0
• -92
• none of the above

Find the dot product of <1, -2> and <3, 2>.

• 1
• <3, -4>
• <4, 0>
• -1

• ⟨0 , 0 ,0⟩

• ⟨72 ,-24 ,0⟩

• -24j+36k

• 72i -24j - 36k

• ⟨1 , 1 ,3⟩

• 2i -j +3k

• ⟨0 , -1 ,3⟩

• i + j- 3k

Find the dot product.

• 
• 
• 
• 

Find the dot product.

• 
• 
• 
• 

Find the dot product.

• 
• 
• 
• 

Calculate the cross product of <1, -2, 1> and <2, -1,1>

• 5

• 3

• < -1, -1, 3>

• < -1, 1, 3>