physics

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the angle between i +j and i is
a. pi/6
b. pi/2
c. pi/3
d. pi/2

  • physics -

    i+j is at pi/4
    i is at 0

    I don't see a correct choice.

    Now, if you are asking about +j and +i, that would be pi/2

  • physics -

    k thx a lot

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