11/8/23 Group Quiz for Midterm

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.  
8x³ - 18x

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

Which of the following is a factor of 3x² - 7x + 2?

• x - 1
• x - 2
• 3x - 2
• 3x + 1

6x²-x-2=0

• x= -2/3, 1/2

• x= 2/3, -1/2

• x= -2/3, -1/2

3x²-48=0

• x= 4, 4

• x= -4, -4

• x= -4, 4

What is the first step in solving 
(x + 2)(x - 3) = 0      ?

• Plug in zero for x
• Solve for x
• FOIL
• Set each binomial factor equal to zero

Solve by factoring:
x² - 9x = 0

• 9
• 0, 9
• -9, 0
• -9

Factor: x² - 30x + 225

• (x + 15)²
• (x - 15)²
• (x + 25)²
• (x - 25)²

4x² - 42x + 110

• (2x + 55)²
• (2x - 55)²
•  (2x - 21)²
• Not a Perfect Square Trinomial

Solve using the Zero-Product Property.

7x(x − 6) = 0

• x =7 and x = −6

• x = 0 and x = 6

• x = 0 and x = −6

• x = 7 and x = 6