rehan4700 rehan4700

10-05-2018
Mathematics

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(-6-8i) + (-6-i)
study island question please help

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sqdancefan sqdancefan

10-05-2018

You can treat "i" as though it were a variable and combine like terms in the usual way.
= (-6+(-6)) +(-8 +(-1))i
= -12 -9i

Or, you can let your calculator do it.

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