1.

Vector vecAis 2 cm long and is 60° above the x - axis in the first quadrant, vector vecBis 2cm long and is 60° below the x - axis in the fourth quadrant. Find vecA + vecB

Answer»

2CM ALONG POSITIVE y-axis
2cm along positive x-axis
2cm along NEGATIVE y-axis
2cm along negative x-axis

Answer :B


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