SAT Practice Test 7 for Assistive Technology – Math Test ...

Which of the following complex numbers is equal to open parenthesis, 5 plus 12 i, close parenthesis, minus, open parenthesis, 9 i squared minus 6 i, close parenthesis, for . i. equals, the square root of negative 1? A. negative 14 minus 18 i. B. negative 4 minus 6 i. C. 4 plus 6 i. D. 14 plus 18 i ................
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