Obtain the work done by the force field F(x, y, z)=xi - z³j+zek in moving a particle along a curve C, defined by r(t) = sin ti + 2e k, 0≤t≤ T where i, j and k are the unit vectors in the x, y and z axis, respectively.

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A: Given- Given that a = 20.  To find- Find all left cosets of a12 in a.

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