Factor Trinomials when A is 1 or Prime

Factor:
(x² - 2x - 15)

• (x - 5)(x + 3)
• (x + 3)(x - 5)
• (x - 3)(x - 5)
• (x - 15)(x - 2)

Factor: 
x² + 7x + 6

• (x + 6) (x + 1)
• (x + 3) (x + 2)
• (x + 4) ( x + 3)
• (x - 6) ( x -1)

Factor
d² - 10d + 25

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

Tags

CCSS.HSA.APR.C.4

Factor: 
x² + 7x + 6

• (x + 6) (x + 1)
• (x + 3) (x + 2)
• (x + 4) ( x + 3)
• (x - 6) ( x -1)

Factor:
(x² - 4x + 3)

• (x - 1)(x - 3)
• (x - 1)(x + 3)
• (x - 4)(x + 1)
• (x - 4)(x - 1)

Factor:
(x²  + 8x - 20)

• (x + 10)(x - 2)
• (x + 4)(x + 5)
• (x - 10)(x + 2)
• (x - 8)(x + 20)

What is the GCF of the trinomial?
3x² - 9x -120

• 3
• 2
• 6
• 9

Factor
r² -16r + 60

• (r - 15)(r + 4)
• (r - 6)(r + 10)
• (r - 6)(r - 10)
• (r +30)(r - 2)

Factor
x²+12x+35

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

Factor
x² + 4x + 3

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