v1 is(adsbygoogle = window.adsbygoogle || []).push({});

(0)

(1)

(2)

(3)

v2 is

(2)

(a)

(1)

(0)

W1 is

(3)

(1)

(1)

(0)

W2 is

(-2)

(4)

(2)

(6)

i am asked to find the dim of v+w ??

i was told to flip each vector by 90 degrees

so

(a)

(b)

(c)

(d)

in the matrix presented a a row (a b c d)

and then do a row reduction

but they just keep it as it they were originaly (as columns) and do a row reduction

0 2 3 -2

1 a 1 4

2 1 1 2

3 0 0 6

??

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# Homework Help: Why they stack the vector that way

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