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14 May, 04:35

Select the correct answer.

Write (3 + 4i) + (8 + 2i) as a complex number in standard form.

A.

5 + 12i

B.

7 + 10i

C.

11 + 6i

D.

11 - 6i

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Answers (2)
  1. 14 May, 04:43
    +1
    C

    Step-by-step explanation:

    given (3 + 4i) + (8 + 2i)

    Collect real parts and imaginary parts as like terms

    = 3 + 4i + 8 + 2i

    = (3 + 8) + (4i + 2i) = 11 + 6i → C
  2. 14 May, 04:47
    +1
    C. 11 + 6i

    Step-by-step explanation:

    (3 + 4i) + (8 + 2i)

    Add the real parts

    3+8 = 11

    Add the imaginary parts

    4i+2i = 6i

    The complex number is

    11 + 6i
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