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OpenStudy (anonymous):
Is this correct? -7z(-8z^3+3z^2+8) (-7z * -8z^3) + (-7z * 3z^2) + (-7z*8) 56z^4 -21z^3-56z Please and thank you for looking over it.
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OpenStudy (anonymous):
yes it looks correct to me
OpenStudy (anonymous):
thank you, this was the second post. Thank you again.
OpenStudy (anonymous):
yes!
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