Level 10 9.3 Quiz Practice

Factor 4b⁵+4b³+16b²

• 4b³(b⁴+b²+4b)

• 4b³(b⁴+4b+5)

• 4(b⁵+b³+4b²)

• 4b²(b³+b+4)

Factor completely.
k² -2k - 24

• (k+4)(k-6)
• (k+4)(k+6)
• (k+6)(k-1)
• (k-4)(k+6)

Factor completely: 2x²+22x+60

• (2x+10)(x+6)
• (x+5)(x+6)
• 2(x+1)(x+30)
• 2(x+5)(x+6)

Factor Completely.  
8x³ - 18x

• 2x(4x²-9)                                    
• (4x²+3)(2x-3)
• 2x(2x+3)(2x-3)
• PRIME

Which is another way of correctly expressing
 (x  - 3)(x - 3)?

• (x² - 3²)
• (x² - 3)
• (x + 3)(x - 3)
• (x - 3)²

Factor completely:
 $6a^2+48a-54$  

•  $\left(a-1\right)\left(a+9\right)$  

•  $6\left(a-1\right)\left(a+9\right)$  

•  $\left(6a-6\right)\left(a+9\right)$  

•  $\left(a-1\right)\left(6a-54\right)$  

Factor out the GCF:
 $18x^6+16x^3+14x$  

•  $2x\left(16x^5+14x^2+12\right)$  

•  $2x\left(18x^5+16x^2+14\right)$  

•  $2x^2\left(9x^4+8x^2+7x\right)$  

•  $2x\left(9x^5+8x^2+7\right)$  

Factor completely:
 $12r^3-40r^2$  

•  $\left(2x-7\right)\left(x-9\right)$  

•  $4x\left(3x+10\right)$  

•  $4x^2\left(3x+10\right)$  

•  $x^2\left(12x-40\right)$  

Factor completely: 3x²-36x+96

• (x-4)(x-8)
• 3(x-4)(x-8)
• 3(x+1)(x+32)
• 3(x-2)(x+16)

Factor completely: -2x²-22x-60

• (x-5)(x-6)
• -2(x+3)(x+10)
• (x-2)(x-30)
• -2(x+5)(x+6)