Determining vectors and work

Reference no: EM13133313

1. Given a = 9i - 5j and b = 7i-4j, express i and j in terms of a and b

2. Given a=<4,5,-3> and b =<4,-2,2> determine whether a and b are parrallel, perpendicular, or neither.

3. Given F = 4i -2k;..... P(0,1,0) and Q(4,0,1) find the work W done by the force (F)moving a particle in a straight line from P to Q.

4. Given a =<1,2,3> and b=<4,5,6> find two different unit vectors, u an v, both of which are perpendicular to a and b.

Reference no: EM13133313

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