Which expression is equivalent to 3i(9i +15)? - 45 +9i -27 + 452 27 +452 2722 + 452

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Lordalcol · Answer 1 · 2020-01-08T11:39:28+0000

Answer: B. -27+452i

Step-by-step explanation: Simplify the real and imaginary parts of the expression.

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