0. Review of Algebra

In Exercises 49–64, factor any perfect square trinomials, or state that the polynomial is prime.x⁴ − 4x² + 4

Factor each trinomial, if possible. See Examples 3 and 4. 32a^2+48ab+18b^2

In Exercises 45–68, use the method of your choice to factor each trinomial, or state that the trinomial is prime. Check each factorization using FOIL multiplication.6x² + 19x + 15

Factor each trinomial, if possible. See Examples 3 and 4. 4x^2y^2+28xy+49

In Exercises 49–64, factor any perfect square trinomials, or state that the polynomial is prime.9y² + 6y + 1

In Exercises 45–68, factor by grouping.10x² − 12xy + 35xy − 42y²

Factor each trinomial, if possible. See Examples 3 and 4. 9m^2n^2+12mn+4

In Exercises 45–68, use the method of your choice to factor each trinomial, or state that the trinomial is prime. Check each factorization using FOIL multiplication.4x² − 27x + 18

In Exercises 49–56, factor each perfect square trinomial. 64x^2−16x+1

Factor each trinomial, if possible. See Examples 3 and 4. (a-3b)^2-6(a-3b)+9

In Exercises 49–64, factor any perfect square trinomials, or state that the polynomial is prime.64y² − 16y + 1

In Exercises 45–68, factor by grouping.4x³ − x² + 12x - 3

In Exercises 1–68, factor completely, or state that the polynomial is prime. 12x³ + 3xy²

In Exercises 45–68, use the method of your choice to factor each trinomial, or state that the trinomial is prime. Check each factorization using FOIL multiplication.16y² − 6y − 27

In Exercises 57–64, factor using the formula for the sum or difference of two cubes. x^3+64