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OpenStudy (anonymous):
simplify the expression sqrt -16 over (3-3i)(1-2i)
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OpenStudy (anonymous):
sqrt -16 = 4i 3-6i-3i+6i^2 3-9i-6 -3-9i The answer is (4i)/(-3 - 9i)
OpenStudy (anonymous):
answer choices: (-20-16i)/(9) (8+4i)/(15) (8-4i)/(15) (-20-16i)/(41)
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