Combining several methods of factorization
Answers are for parents and teachers.
1
Factor 4m³ - 4m completely.
4m(m - 1)(m + 1)
2
Factor 64 + y³.
(4 + y)(16 - 4y + y²)
3
Factor a³ - 27.
(a - 3)(a² + 3a + 9)
4
Solve x³ - 4x = 0.
x(x - 2)(x + 2) = 0, so the roots are 0, 2, -2