Dynamics_Part2

Dynamics_Part2 - Problem Set 1 Problem 2 Problem Find P Q...

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Problem Set 1: Problem 2. Problem: Find P × Q if P = i j + k and Q =2 i + j +3 k . Solution: For the given vectors, we have P × Q = e e e e e e e ijk 1 11 213 e e e e e e e =( 3 1) i (3 2) j +(1+2) k where the second equality follows from expanding in cofactors. Doing the arithmetic, we find
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