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Find the magnitude and direction angle of v=6(cos80° i + sin80° j)
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In the general form
v = r*(cos(theta)*i + sin(theta)*j)
The magnitude of the vector v, or the length of the vector v, is r units.
The angle of the vector (that it makes with the x axis) is theta
so the magnitude is 6 and the direction angle is 80?
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27 minutes ago