v=-3i+j, w=4i-2j

Find:

1) 4v-3w does this equal -24i-2j

2) ||V+W|| does this equal [tex] \sqrt{i^2-j^2} [ /math] I have an error if I take out the space between [ / that I do not know how to fix.

3) How can I find the angle between v and w?

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- May 25th 2011, 05:45 PMIDontunderstandVectors again
v=-3i+j, w=4i-2j

Find:

1) 4v-3w does this equal -24i-2j

2) ||V+W|| does this equal [tex] \sqrt{i^2-j^2} [ /math] I have an error if I take out the space between [ / that I do not know how to fix.

3) How can I find the angle between v and w? - May 25th 2011, 06:17 PMskeeter
- May 25th 2011, 06:24 PMIDontunderstand
I figured it out thanks