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Find the unit vector u^ in the second quadrant of r2 that makes an angle of 2π/3 radians with the x-axis
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3 votes
Find the unit vector u^ in the second quadrant of r2 that makes an angle of 2π/3 radians with the x-axis

User Narine Poghosyan
by
8.0k points

1 Answer

3 votes

That vector is ...

... cos(2π/3)i +sin(2π/3)j = -0.5i +(√3)/2j

User Kevin Burton
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