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Vectors have...?

Magnitude (length) & direction (slope)

If a starting point isn't given, start at the...?


Tail is the...?

Start point

Head is the...?

End point (arrowhead)


Distance formula

ll v ll means...?

Find the length of the vector (it's magnitude, use the distance formula)

If w= <a1, b1> and y= <a2, b2> the what is: WxY = (A1 x A2) + (B1 x B2)

Dot product (multiply vectors, gives a scaler answer)

Resultant vector is the...?


If two vectors are...then their dot product is zero

Perpendicular vectors

Vectors that travel in the same or opposite directions (same slope)

Parallel vectors

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