SOLUTION: Write the complex number i^15 in the usual a + bi form

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Question 310546: Write the complex number i^15 in the usual a + bi form
Answer by stanbon(75887) About Me  (Show Source):
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Write the complex number i^15 in the usual a + bi form
i^15 = i^(4*3+3) = (i^4)^3*(i^3) = 1*i^3 = -i
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Cheers,
Stan H.