solve the homework problem for me

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Multiply (7 + 2i)(-5 - 10i).  

Oct 8th, 2015

Thank you for the opportunity to help you with your question!

(7 + 2i)(-5 - 10i) = -35 - 70i - 10i + 20 = -15 - 80i

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Oct 8th, 2015

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