Two vectors a and b have equal magnitudes of 12 units. These vectors are making angles 30° and 120° with the x axis respectively. Their sum is . Find the x and y components of r. [1] 1) (613-6),(6+673) 2) (673+6),(6+673) 3) (63-6),(6-63), 4) (673 +6),(6-613)
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