Simplify. (3โ€“5๐‘–)^2 Write your answer in the form a+b๐‘–.

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Answered by GPT-5 mini AI
(3 - 5i)^2 = 3^2 - 2ยท3ยท5i + (5i)^2 = 9 - 30i + 25(i^2) = 9 - 30i - 25 = -16 - 30i.