0. Review of Algebra

In Exercises 23–34, factor out the negative of the greatest common factor.−4x³ + 32x² − 20x

In Exercises 1–68, factor completely, or state that the polynomial is prime. 6bx² + 6by²

In Exercises 23–34, determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.32. x²+4/5x

In Exercises 23–34, factor out the negative of the greatest common factor.−x² − 7x + 5

In Exercises 1–68, factor completely, or state that the polynomial is prime. x⁴ − xy³ + x³y − y⁴

Factor each polynomial by grouping. See Example 2. 20z^2-8x+5pz^2-2px

In Exercises 23–34, determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.34. x²-9/5x

In Exercises 1–68, factor completely, or state that the polynomial is prime. x² − 4a² + 12x + 36

In Exercises 23–48, factor completely, or state that the polynomial is prime.8x² + 8y²

Factor each trinomial, if possible. See Examples 3 and 4. 8h^2-2h-21

In Exercises 31–38, factor completely.4y³ + 12y² − 72y

In Exercises 23–48, factor completely, or state that the polynomial is prime.x² + 25y²

In Exercises 31–38, factor completely.3x⁴ + 54x³ + 135x²

In Exercises 23–48, factor completely, or state that the polynomial is prime.x⁴ - 16