Two vectors
And
Are given by
And
)The scalar product of
And a third vector
Is −16.The scalar product of
And
Is +18.The z component of
Is 0.What is the magnitude of
?
A)7.8
B)6.4
C)3.6
D)5.0
E)4.8

Question

Two vectors 
And 
Are given by 
And 
)The scalar product of 
And a third vector 
Is −16.The scalar product of 
And 
Is +18.The z component of 
Is 0.What is the magnitude of 
?
A)7.8 
B)6.4 
C)3.6 
D)5.0 
E)4.8

Quizplus · Accepted Answer

The Answer of Two vectors 
And 
Are given by 
And 
)The scalar product of 
And a third vector 
Is −16.The scalar product of 
And 
Is +18.The z component of 
Is 0.What is the magnitude of 
?
A)7.8 
B)6.4 
C)3.6 
D)5.0 
E)4.8

Two Vectors And