Basically, trying to factorize (a-2)^3 - (a+1)^3, the workbook unit's about using the sum and difference of 2 cubes.
Any help would be appreciated
Btw, the answer was -9(a^2 - a + 1)
Basically, trying to factorize (a-2)^3 - (a+1)^3, the workbook unit's about using the sum and difference of 2 cubes.
Any help would be appreciated
Btw, the answer was -9(a^2 - a + 1)