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Unformatted text preview: them? , how can we compute the angle between Today
We'll learn about a marvelous tool for answering these questions called the
d o t p ro d u c t .
As with components and addition of vectors, coordinates allow us to
calculate the geometry.
As simple as they seem, the ideas we'll discuss here tap into one of the
richest veins of ideas in mathematics. Definition
The dot product of two vectors is the number Definition
The dot product of two vectors is the number Note: this is a number (scalar), not a vector! Examples Practice
Compute these dot products (build a data set for your inner chil...
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