hannahcarrier9929 hannahcarrier9929

05-09-2018
Mathematics

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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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sqdancefan sqdancefan

05-09-2018

That vector is ...

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

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