Factoring Polynomials Leading Coefficient of 1

•Factor the trinomial x^2 + 9x + 20.

• (x + 1)(x + 20)

• (x + 2)(x + 10)

• (x + 3)(x + 7)

• (x + 4)(x + 5)

•Factor the trinomial x^2 - 6x + 8.

• (x + 2)(x + 4)

• (x - 2)(x - 4)

• (x - 1)(x - 8)

• (x + 6)(x - 2)

•Factor the trinomial x^2 - 3x - 10.

• (x + 5)(x - 2)

• (x - 10)(x + 1)

• (x - 2)(x + 5)

• (x - 5)(x + 2)

•Factor the trinomial x^2 + 10x + 21.

• (x + 5)(x + 5)

• (x + 3)(x + 7)

• (x + 2)(x + 10)

• (x + 1)(x + 21)

•Factor the trinomial x^2 - 8x + 15.

• (x + 3)(x + 5)

• (x - 2)(x - 7)

• (x - 3)(x - 5)

• (x - 1)(x - 15)

Factor x² – 16.

• (x + 2)(x – 8)

• (x – 4)(x – 4)

• (x + 4)(x + 4)

• (x + 4)(x – 4)

Factor completely.

121x² - 49

• ( 11x - 7 ) ²

• ( 11x - 7 ) ( 11x - 7 )

• ( 11x + 7 ) ( 11x - 7 )

• ( 12x + 7 ) ( 12x - 7 )

What are the factors of a² + 11a + 18

• (a - 3)(a - 6)

• (a - 2)(a - 9)

• (a + 2)(a + 9)

• (a + 3)(a + 6)

What is ALWAYS the first step when factoring?

• Look for the GCF

• Write a, b, and c

• Difference of squares

• Use the X-Puzzle

Factor
x² - 9x + 18 

• (x - 6)(x - 3) 

• (x + 6)(x - 3)

• (x - 9)(x - 2)

• (x - 6)(x + 3)