booN1ighsav7y booN1ighsav7y
  • 24-11-2016
  • Mathematics
contestada

Write the sum or difference in the standard form a + bi.

( 4 – 2i) + ( 9 + 6i)

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Lampa20
Lampa20 Lampa20
  • 26-11-2016
(4-2i) + ( 9 + 6i) =
4-2i + 9 + 6i=
13 + 4i

The importance here is to sum real number with real numbers and imaginary number with imaginary numbers. Do not mix them. Imaginary number is the number that has "i" next to it.
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spammingallowed
spammingallowed spammingallowed
  • 31-08-2021

Answer:

[tex]su m \: (4 - 2i) + (9 + 6i) \\ = 4 + 9 - 2i + 6i \\ = 13 + 4i \\ thank \: you[/tex]

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