Posted by
**Juri** on
.

Simplify (b^3)(ab-1)((ab)^2+ab+1)

Hint: The last two factors sure look like the difference of two cubes to me. Have you tried that?

Sunday

March 26, 2017
Posted by
**Juri** on
.

Simplify (b^3)(ab-1)((ab)^2+ab+1)

Hint: The last two factors sure look like the difference of two cubes to me. Have you tried that?

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