Digital ACT Math Practice Question #1448
Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.
(3+2i)^2 = 9 + 12i - 4 = 5 + 12i.
(3 + 2i)^2 = 3^2 + 2(3)(2i) + (2i)^2 = 9 + 12i + 4(-1) = 9 - 4 + 12i = 5 + 12i....
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