Which polynomial represents a sum of cubes x^3+9 4x^3+1 8x^3+1 64x^3-27

asked Jun 16, 2018 183k views

4 votes

Which polynomial represents a sum of cubes

x^3+9

4x^3+1

8x^3+1

64x^3-27

8.0k points

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1 vote

8x^3+1 is the answer because we can rewrite it as this : (2x)^3 + 1^3

Szegedi answered Jun 23, 2018

8.4k points

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