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(2006) Problem 9: Consider the three vectors shown in the figure. They have magnitudes A|-30.5, B|-13, and IC|-332, and the labeled angles are A- 40°, ев 20°, and ec-15° Note that the figure shows the definitions of the angles, but the arrows in the figure may not be to scale.

a.what is the magnitude of the vector A+B+C?

b.what is the angle between the positive x-axis and the vector, measured clockwise in degrees?

c.What is the magnitude of the vector -A+2B+C?

d. What is the angle between the negative x-axis and this vector, measured counterclockwise in degrees?

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