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23 March, 17:33

Add or subtract as indicated and write the result in standard form. 5i - (-5 - i)

A. - 5 + 4i

B. - 5 - 6i

C. 5 + 6i

D. 5 - 4i

+4
Answers (2)
  1. 23 March, 17:55
    0
    The answer is C 5 + 6i
  2. 23 March, 18:12
    0
    A+bi is standard form

    remember to distribute

    -1 (-5-i) = 5+i

    5i+5+i=5+5i+i=5+6i

    C is answer
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