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Find the product of ( - 6 + 3i) and its conjugate.
product =
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Sagot :

Answer:

  • 45

Step-by-step explanation:

The conjugate of the given is:

  • ( - 6 - 3i)

Find their product:

  • (- 6 + 3i)( - 6 - 3i) =
  • (-6)² - (3i)² =
  • 36 - 9i² =
  • 36 - 9(- 1) =
  • 36 + 9 =
  • 45