What is the additive inverse of –2 + 8i?

The additive inverse of a number is the value that adds to it to make zero. Negate both parts of −2 + 8i: −(−2 + 8i) = 2 − 8i. Adding them gives (−2 + 2) + (8i − 8i) = 0, so the answer is 2 − 8i.

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