Express the vector
$\vec{v}$
as the sum of a vectors parallel to
$\vec{b}$
and a vector component of
$\vec{v}$
orthogonal to
$\vec{b}$
.
1
$\begingroup$
$$\vec{v}=2i-4j,\qquad \vec{b}=i+j$$
I have no idea where to start on this.
multivariable-calculus
vector-spaces
asked
2012-09-09
user id:39893
6
3
3bronze badges
0
Where to start: Find two vectors perpendicular to
$\vec{b}$
:)
–
2012-09-09
0
How would I do that?
–
2012-09-09
2 Answers
2
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