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15 cards from this deck
Movement from one point to another in space
Horizontal movement (+ right, - left)
Vertical movement (+ up, - down)
The length of the vector (distance from tail to head)
∣a∣=x2+y2|\mathbf{a}| = \sqrt{x^2 + y^2}∣a∣=x2+y2
Add top numbers together, add bottom numbers together
The result of adding vectors together
Add the negative of the vector being subtracted
Change the signs of both components
Multiply both components by the scalar
Direction stays the same
Direction reverses
Multiply vectors by scalars, then add/subtract them
Move 3 units right and 4 units up
32+42=25=5\sqrt{3^2 + 4^2} = \sqrt{25} = 532+42=25=5
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