Factoring Tri

Factor
3a² + 4a + 1

• (7a-10)(a-8)

• Not factorable

• (3a+1)(a+1)

• (3a-1)(a-1)

Factor completely: x²-13x+40

• (x+5)(x+8)

• (x-4)(x-10)

• (x-5)(x-8)

• (x-2)(x-20)

Factor completely: 2x²+22x+60

• (2x+10)(x+6)

• (x+5)(x+6)

• 2(x+1)(x+30)

• 2(x+5)(x+6)

What are the factors of

25x² - 81?

• (5x + 9)(5x + 9)

• (5x - 9)(5x + 9)

• (5x - 9)(5x - 9)

• Cannot be factored

Factor
n² - 13n + 40

• (n - 5)(n - 8)

• (n + 5)(n - 8)

• (n - 5)(n + 8)

• (n + 6)(n + 1)

Factor 12x + 9

• 3(4x + 3)

• x(12 + 9)

• 3(4x - 3)

• not factorable

Factor 25x³ + 5x²

• 25x²(x + 5)

• 5x²(x + 5)

• 5x²(5x + 1)

• 5x²(x + 1)

Factor
k² + 7x + 10

• (k + 2)(k + 5)

• (k - 2)(k - 5)

• (k + 10)(k + 4)

• (k + 2)(k - 5)

Factor
k²  - 2k - 24

• (k + 4)(k - 6)

• (k + 4)(k + 6)

• (k + 6)(k - 1)

• (k - 4)(k + 6)

Factor x² - 25

• ( x + 5 ) ( x - 5 ) 

• ( x - 5 ) ( x - 5 ) 

• ( x + 5 ) ( x + 5 ) 

• Prime