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(2-5i)(4+7i)? How do u do this? HELPPPPPPPP
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(2-5i)(4+7i)? How do u do this? HELPPPPPPPP

User Mike Miller
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the "I"'s r variables, now u do 2-5 which sequels -2. now u do 4+7 and that ='s 11. now I think u take 11 and -2 and u subtract 11-(-2). or it could be change the negative into a positive and add them together.
User Timaktimak
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