Recent content by Jane K

  1. J

    Finding the Angle Between Vectors a and b

    Thank-you everyone! This really helped:)
  2. J

    Finding the Angle Between Vectors a and b

    "the vectors a and b have lengths 2 and 1, respectively." I'm trying to find the angle between the two. The dot product for the perpendicular vectors a+5b and 2a-3b would be zero... I am stuck:P.
  3. J

    Finding the Angle Between Vectors a and b

    [b]1. Homework Statement The vector a=2 and vector b=1. The vectors a+5b and 2a-3b are perpendicular. Determine the angle between a and b . Homework Equations The dot product a•b=lallblcosθ The Attempt at a Solution I've tried a few things but none of it really makes sense...
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