Spiral Review #2

What is the greatest common factor (GCF) of the trinomial \( 6x^2 + 18x + 24 \)?

• 2

• 3

• 6

• 12

Factor the trinomial \( x^2 + 5x + 6 \).

• (x + 2)(x + 3)

• (x - 2)(x - 3)

• (x + 1)(x + 6)

• (x - 1)(x - 6)

Factor the difference of squares \( x^2 - 16 \).

• (x + 4)(x - 4)

• (x + 16)(x - 16)

• (x^2 + 4)(x^2 - 4)

• (x + 8)(x - 2)

Factor the perfect square trinomial \( x^2 + 10x + 25 \).

• (x + 5)(x + 5)

• (x - 5)(x - 5)

• (x + 25)(x + 1)

• (x - 25)(x - 1)

Factor the trinomial \( x^2 + 9x + 14 \).

• (x + 2)(x + 7)

• (x - 2)(x - 7)

• (x + 5)(x + 9)

• (x - 5)(x - 9)

What is the greatest common factor (GCF) of the trinomial \( 12x^2 + 8x - 4 \)?

• 2

• 4

• 8

• 12

Factor the trinomial \( x^2 + 6x + 9 \).

• (x + 3)(x + 3)

• (x - 3)(x - 3)

• (x + 6)(x + 1)

• (x - 6)(x - 1)

Factor the difference of squares \( 49x^2 - 64 \).

• (7x + 8)(7x - 8)

• (49x + 64)(49x - 64)

• (7x^2 + 8)(7x^2 - 8)

• (x + 8)(x - 8)

Factor the trinomial \( x^2 - x - 20 \).

• (x + 4)(x - 5)

• (x - 4)(x + 5)

• (x + 20)(x - 1)

• (x - 20)(x + 1)

Factor the perfect square trinomial \( 4x^2 + 12x + 9 \).

• (2x + 3)(2x + 3)

• (2x - 3)(2x - 3)

• (4x + 9)(x + 1)

• (4x - 9)(x - 1)