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    anyone any good with vectors that could help me out Attachment 725086
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    (Original post by Mya_oty)
    anyone any good with vectors that could help me out
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    I'll reattach
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    Name:  image-5c8edb4c-0117-4d87-9fb8-9cafae390a3b1841331473-compressed.jpg.jpeg
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    (Original post by RDKGames)
    Attachment not found.
    I have reattached it : )
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    (Original post by Mya_oty)
    I have reattached it : )
    OK, Q4 is wrong. What is the vector \mathbf{a} + \mathbf{b} + \mathbf{c} first of all?
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    so I just add them up?
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    (Original post by Mya_oty)
    so I just add them up?
    Well, yeah...
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    i did that and got 2i + j but didn't know what to do next
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    (Original post by Mya_oty)
    i did that and got 2i + j but didn't know what to do next
    That's not it... how did you get 2 from 4+1?

    The vector a+b+c is 5i+j
    Now find the magnitude of it and direction, this should be covered in your notes.
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    That should be 5a
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    oh yeah, thanks
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