Question 320001
grouping ___ (x^4 - x^2 - 6) + (2x^3 + 4x)


factoring ___ (x^2 - 3)(x^2 + 2) + (2x)(x^2 + 2)


rearranging ___ (x^2 + 2x - 3)(x^2 + 2)


factoring ___ (x + 3)(x - 1)(x + i√2)(x - i√2)