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    Technical Mathematics
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    Exam 21: Complex Numbers
  5. Question
    Evaluate\(\left[3\left(\cos 25^{\circ}+j \sin 25^{\circ}\right)\right]^{3}\)
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Evaluate [3(cos⁡25∘+jsin⁡25∘)]3\left[3\left(\cos 25^{\circ}+j \sin 25^{\circ}\right)\right]^{3}[3(cos25∘+jsin25∘)]3

Question 58

Question 58

Short Answer

Evaluate: [3(cos⁡25∘+jsin⁡25∘)]3\left[3\left(\cos 25^{\circ}+j \sin 25^{\circ}\right)\right]^{3}[3(cos25∘+jsin25∘)]3

Correct Answer:

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