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Math Help - Sketch the locus...

  1. #1
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    Sketch the locus...

    Not sure if this is the right forum, but here goes...

    Sketch the locus of those points w with |w| = 3.

    What is the locus...?
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  2. #2
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by jzellt View Post
    Not sure if this is the right forum, but here goes...

    Sketch the locus of those points w with |w| = 3.

    What is the locus...?
    i suppose w is a complex number here?

    if so, say w = x + iy and sketch |x + iy| = \sqrt {x^2 + y^2} = 3


    if w isn't a complex number, the same principle will apply. you want the set of all points that are 3 units away from 0 (the origin). which would again yield the above graph.
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