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the expression in the standard form for the complex phasor

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Problem 3.3 only. See attached file for full problem description.

Problem 3.3
Obtain the expression in the standard form Xcos(wt + a) for the real sinusoidal function x(t) corresponding to each of the complex phasors given below.
a) X = -2 + j2
b) X = 1/(-2 + j2)
c) X = (1 + j)^5

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It shows how to obtain the expression in the standard form Xcos(wt + a) for the real sinusoidal function x(t) corresponding to each of the complex phasors.

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