Polynomials Review

Solve: x² = 7x + 18

• -7 and -18

• 9 and 2

• 9 and -2

• 2 and 7

What is the GCF of 18k and 15k³

• 3k²
• 3k³
• 3k
• 5k

Factor the polynomial. 
x²-4x-32

• (x-8)(x+4)
• (x-4)(x-32)
• (x+3)(x-4)
• x+2)(x+5)

Factor completely
10x² + 15x-5

• 25(10x³+45x-15)
• 5(2x³ + 3x²-x)
• x(10x³+15x-5)
• 5(2x²+3x-1)

Solve for x:
8x - 10 = -34

• 4
• 3
• -3
• -24

Solve for d:
-7(6 + d) = 49

• 13
• 1
• -1
• -13

Solve by factoring:  $x^2-9x+20=0$  

• x = - 4 and x = - 5

• x = 20 and x = - 9

• x = 4 and x = 5

• x = - 4 and x = 5

Solve by factoring 
 $x^2+12x+35=0$  

• x = - 5 or x = - 7

• x = 5 or x = 7

• x = - 35 or x = - 1

• x = - 9 or x = - 4

What is the solution for  $4x^2+4x+1=0$  ?

•  $x=\frac{1}{2}or\ x=-\frac{1}{2}$  

•  $x=-\frac{1}{2}and\ x=-\frac{1}{2}$  

•  $x=\frac{1}{2\ }and\ x=\frac{1}{2}$  

•  $x=\frac{1}{4}or\ x=1$  

Solve for t.

6t + 4 ≤ -2

• t ≤ -1 
• t ≤ 1
• t=1
• 1=t