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Vectors
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Total cards: 7•Content version: v4•Public deck•Updated: 8/1/2026
Card preview (7)
#1
Front (Question)
What is the magnitude of a vector?
Back (Answer)
The length, as worked out via pythagoras theorem
#2
Front (Question)
Position vector
Back (Answer)
A vector that dictates a point on a graph coming off of the origin
#3
Front (Question)
Direction vector
Back (Answer)
A vector representing one specific non origin point to another notated as AB with an arrow overhead
#4
Front (Question)
What is the scalar product the same as
Back (Answer)
The dot product
#5
Front (Question)
How to do the dot product on (2/5) . (3/4)
Back (Answer)
2x3 = 6 + 4x5 = 20 = 26 - ONE SINGLE NUMBER
#6
Front (Question)
What is convex combination used for
Back (Answer)
Finding the interpolation of two lines (a vector in between two vectors)
#7
Front (Question)
Conditions for convex combination
Back (Answer)
ax + bx where a <= 1 and b <= 1 and a + b = 1