Factoring Quiz

Factor: 

 $r^2\ +\ 11r\ \ +18$  

• (r+5)(r-5)

• (r+5)(r-4)

• (r+2)(r+9)

• (r+2)(r-9)

Factor: $k^2-2k-8$  

• (k+2)(k-4)

• (k-2)(k-4)

• (k+9)(k+4)

• (k-2)(k+4)

Factor: $m^2-7m-8$  

• (m-4)(m+3)

• (m+1)(m+8)

• (m-1)(m-8)

• (m+1)(m-8)

Factor: $r^2+12r+20$  

• (r+4)(r+6)

• (r+10)(r-2)

• (r-10)(r-2)

• (r+10)(r+2)

Factor: $2a^2-9a+10$  

• (2a-5)(a-2)

• 2(a-5)(a+1)

• (2a+5)(a-2)

• 2(a-5)(a+2)

Factor: $2n^2-9n+4$  

• (2n-5)(n+3)

• (2n-1)(n-4)

• (2n-5)(n-5)

• 2(n-1)(n+2)

Factor: $5x^2-2x$  

• x(5x-2)

• (3x-2)(x+2)

• (3x+5)(x-2)

• 5x(x-2)

Factor: $12x^2-36x$  

• 12x(x+3)

• (x-1)(4x-3)

• 12x(x-3)

• x(4x-3)

Factor: $12x^2+27x+6$  

• (2x+5)(2x+3)

• 12(x+2)(x-1)

• 3(x-2)(4x-1)

• 3(x+2)(4x+1)

Factor: $8n^2+6n-20$  

• 2(n-2)(4n-5)

• 2(n+2)(4n-5)

• 2(n-2)(4n+5)

• (n+2)(4n-1)