Chichi2323 Chichi2323

29-06-2017
Mathematics

contestada

please help rewrite each expression as a sum -8x^2 + 3xy - 9x - 3
2ab - 5ab^2 - 9a^2b

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Аноним Аноним

29-06-2017

Not sure what that means

I guess it must be
-8x^2 + 3xy + (-9x) + (-3)
and
2ab + (-5ab^2) + (-9a^2b)

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