Mathematics, 08.07.2019 12:20 auty2925

Helene is finding the sum (9 + 10i) + (–8 + 11i). she rewrites the sum as (–8 + 11)i + (9 + 10)i. which statement explains the property of addition that she made an error in using?

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Helene is finding the sum (9 + 10i) + (–8 + 11i). she rewrites the sum as (–8 + 11)i + (9 + 10)i. wh...

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