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Question: question 1 find the absolute value and argument of the...

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Question 1: Find the absolute value and argument of the following complex numbers C.之 4 Question 2: Solve the following differential equations ie. for (t)) with the initial condition ar(t - Answers without steps will receive 0 points a. dr dt da dt da dt 2x = 5 cos(7t) dt e. Does the real or imaginary part of solution in part (d) correspond to the solution in part (c)? If yes, then which one?
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