Perform the Addition or Subtraction and Write the Result in Standard

question 27

Multiple Choice

Perform the addition or subtraction and write the result in standard form.
$$- ( 7.2 - 12.3 i ) - ( 8.1 - \sqrt { - 1.21 } )$$

• A) \(- 15.3 + 13.4 i\)
• B) \(0.9 + 13.4 i\)
• C) \(- 0.9 + 11.2 i\)
• D) \(- 15.3 + 11.2 i\)
• E) \(15.3 + 13.4 i\)

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