Question 329908
grouping ___ (x^3 + 5x^2) - (4x + 20)


factoring ___ x^2(x + 5) - 4(x + 5)


rearranging ___ (x^2 - 4)(x + 5)


factoring (difference of squares) ___ (x + 2)(x - 2)(x + 5)



factoring ___ x^2(x^2 + 9x +18) = 0


factoring again ___ (x)(x)(x + 6)(x + 3) = 0 ___ x = 0 is a double root



roots do NOT have to be whole numbers (or rational , for that matter)