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Mathematics 9 Online
OpenStudy (anonymous):

Which of the following is a factor of x3– 729? x – 9 x + 9 x2+ 18x + 81 None of the above

OpenStudy (e.cociuba):

find the cube root of 729 which is 9 so (x-9)(x^2+9x+81)

OpenStudy (e.cociuba):

None of the above.

OpenStudy (anonymous):

well x-9 is a factor

OpenStudy (anonymous):

i believe it is just asking for one

OpenStudy (e.cociuba):

Thts the only answer u will get if u factor it and the answer tht I got dosen't apply to any of the multiple choice above. So tht's y it's none of the above.

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