5467brodie
5467brodie
15-11-2016
Mathematics
contestada
factor completely please x^3+27
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andrewsip
andrewsip
15-11-2016
You can use the SOAP acronym to figure out the sign. (a^3+b^3)=(a+b)(a^2-ab+b^2). The signs are Same, then Opposite, and then Always a Plus. So it would factor to (x+3)(x
^2-3x+9)
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TheBlueFox
TheBlueFox
19-12-2019
Work is provided in the image attached.
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