If two collinear vectors and are added, the resultant has a magnitude equal to 4.0. If is subtracted from , the resultant has a magnitude equal to 8.0. What is the magnitude of ?
A) 2.0
B) 3.0
C) 4.0
D) 5.0
E) 6.0

Name: If two collinear vectors and are added, the resultant has a magnitude equal to 4.0. If is subtracted from , the resultant has a magnitude equal to 8.0. What is the magnitude of ? A) 2.0 B) 3.0 C) 4.0 D) 5.0 E) 6.0
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Question

If two collinear vectors  and  are added, the resultant has a magnitude equal to 4.0. If  is subtracted from  , the resultant has a magnitude equal to 8.0. What is the magnitude of  ?
A) 2.0 
B) 3.0 
C) 4.0 
D) 5.0 
E) 6.0

Quizplus · Accepted Answer

The Answer is E

If Two Collinear Vectors and Are Added, the Resultant