Classwork Factoring Trinomials with A = 1

Factor
x² + 12x + 35

• (x+5)(x+7)
• (x+4)(x+3)
• (x+7)(x-5)
• Prime

Factor
n² - 13n + 40

• (n-5)(n-8)
• (n+5)(n-8)
• (n-5)(n+8)
• (n+6)(n+1)

Factor
n² + 16n + 63

• (n-7)(n+4)
• (n+7)(n-9)
• (n-3)(n-10)
• (n+7)(n+9)

Factor
d² - 10d + 25

• (d + 5) (d - 5)
• (d - 15) (d + 10)
• (d + 5) (d - 20)
• (d - 5) (d - 5)

Factor
x² + 5x + 4

• (x + 4)(x + 1)
• (x + 2)(x + 2)
• (x + 4)(x - 1)
• (x + 5)(x + 1)

Factor
x² + 11x + 24

• (x + 6)(x + 4)
• (x + 10)(x + 2)
• (x + 8)(x + 3)
• (x + 2)(x + 12)

Factor
x² - 9x + 20

• (x - 10)(x - 2)
• (x - 20)(x - 1)
• (x - 10)(x + 2)
• (x - 5)(x - 4)

Factor
x² + 4x + 3

• (x - 1)(x - 3)
• (x + 1)(x + 3)
• (x - 1)(x + 3)
• (x + 1)(x - 3)

Factor the Trinomial:
x² - 8x + 15

• (x + 5) ( x + 3)
• (x - 5) (x - 3)
• (x + 15) (x - 1)
• (x - 7) (x - 8)