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Im helping a friend of mine thru Calculus I since she is having problems with it and I help her do homework assignments etc but today I looked like an math when I couldnt tell her how to solve this:
I looked at the solutions manual and it just said the answer was 1 but it didnt show how to do it. Could anyone help?
Last edited by LuisRodg (2008-01-29 12:27:01)
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Here's one way of showing it:
Why did the vector cross the road?
It wanted to be normal.
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