cameroncowan13 cameroncowan13
  • 14-09-2020
  • Mathematics
contestada

( 5 - 2i)2 Write answer in standard form a +bi. Remember you can not have i2 in your answer it is a number.

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Cytokine
Cytokine Cytokine
  • 14-09-2020

(5 - 2i)^2

Simplify.

25 - 20i + 4i^2

Remember that i^2 = -1.

25 - 20i - 4

Combine like terms

21 - 20i

Answer Link
mmar4049 mmar4049
  • 15-09-2020

5445,568

Step-by-step explanation:

Answer Link

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