Recent content by Jec

  1. J

    How to solve parts E and F of this math problem

    Uhm i tried to solve again for the angle and I got 123.06 degrees but not sure. Should I use only dot product ? would it be (6.1)(-1)+(9.4)(2)+(-8.9)(3) only?
  2. J

    How to solve parts E and F of this math problem

    Can someone help me how can I solve parts E and F ?
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