To subtract vector from vector
, invert vector
's direction first, and then add vector
to the inverted vector (
) to form the resulting vector
:
The following shows how vector subtraction is done:
To find the product of a vector () and a scalar (k), multiply the length of vector
by k, but be careful to take the sign of the scalar into account:
The following shows how scalar multiplication of a vector is done:
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Last Updated March, 1999