SOLUTION: Vector u has its initial point at (15, 22) and its terminal point at (5, -4). Vector v points in a direction opposite that of u, and its magnitude is twice the magnitude of u. What

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: Vector u has its initial point at (15, 22) and its terminal point at (5, -4). Vector v points in a direction opposite that of u, and its magnitude is twice the magnitude of u. What      Log On


   

Question 1172235: Vector u has its initial point at (15, 22) and its terminal point at (5, -4). Vector v points in a direction opposite that of u, and its magnitude is twice the magnitude of u. What is the component form of v?
a. v=(-20,36)
b. v=(-20,52)
c. v=(20,36)
d. v=(20,52)
Answer by greenestamps(13200) About Me  (Show Source):
You can put this solution on YOUR website!


The vector v is ((5-15),(-4-22)) = (-10,-26).

The vector -2v is -2(-10,-26) = (20,52).

ANSWER choice d