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Tamil Nadu Board of Secondary EducationHSC Science Class 12

Choose the correct alternative: If ω ≠ 1 is a cubic root of unity and (1 + ω)7 = A + Bω, then (A, B) equals

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Question

Choose the correct alternative:

If ω ≠ 1 is a cubic root of unity and (1 + ω)7 = A + Bω, then (A, B) equals

Options

  • (1, 0)

  • (– 1, 1)

  • (0, 1)

  • (1, 1)

MCQ
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Solution

(1, 1)

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de Moivre’s Theorem and Its Applications
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Chapter 2: Complex Numbers - Exercise 2.9 [Page 94]

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Samacheer Kalvi Mathematics - Volume 1 and 2 [English] Class 12 TN Board
Chapter 2 Complex Numbers
Exercise 2.9 | Q 19 | Page 94
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