Posted by J on Wednesday, May 9, 2012 at 1:30am.
Determine the vector u = AB and its magnitude, given A(3,7,2) and B(9,1,5).

Calculus  Reiny, Wednesday, May 9, 2012 at 8:02am
u = [93,17,5+2] = [6,6,7]
u = √(36+36+49) = √121 = 11

Calculus  J, Thursday, May 10, 2012 at 4:15pm
thankyou!
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