Question:

Given the vector 4i + 2j, where i and j are unit vectors along the x and y axis respectively,?

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answer the following questions.

a. What is the magnitude of vector A?

b. What is the angle that A makes with respect to the x axis?

c. What is the angle the (-A) makes with respect to the +y axis?

d. What is the projection of 2A along the x-axis?

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  1. a. 4.47

    b. 26.6 degrees

    c. 63.4 degrees

    d. 8

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