Question

ude of F, and ) the angle F makes with the positive x-axis. 105Two vectors ~a and ~b have equal magnitudes of 28.4 units. They are oriented as shown in the figure below and their vector sum is ~r. Find

(a) the x and y components of ~r,

(b) the magnitude of ~r, and

(c) the angle ~r makes with the positive x-axis

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Answer #1

The vectors are a 28.4cos 28.2i 28.4sin 28.21 25.03i +13.42j b--28.4sin (105+28.2-90)i28.4 cos(105+28.2-90)j -28.4sin (43.2)i

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