Quiz 2 Review

6x²-x-2=0

• x= -2/3, 1/2

• x= 2/3, -1/2

• x= -2/3, -1/2

Tags

CCSS.HSA-REI.B.4B

What are the factors AND solutions of x² + 2x – 3 = 0

• (x - 2)(x + 1); x=2, x=-1
• (x + 1)(x - 3); x=-1, x=3
• (x + 2)(x - 1); x=-2, x=1
• (x - 1)(x + 3); x=1, x=-3

Tags

CCSS.HSA-REI.B.4B

Given the factors below what is the quadratic equation?

• y= 2x² -5x +3
• y= 2x² +7x -3
• y= 2x² -5x -3
• y= 2x² -7x -3

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Solve by factoring:  2x²+ 7x + 6 = 0

• x= 3/2 and x = 2
• x = -3/2 and x = -2
• x = 6 and x = 7
• x = -6 and x = -7

Tags

CCSS.HSA-REI.B.4B

Solve by factoring:3x² + 5x + 2 = 0  

• x = -2/3 and x = -1
• x = -3/2 and x = -1
• x = 2/3 and x = 1
• x = 2/3 and x = -1

Tags

CCSS.HSA-REI.B.4B

Solve the quadratic equation
 $x^2+0x-16=0$  

• x=-4, x=4

• x= 4

• x=-8, x=8

• x=-16, x=1

 $x^2+0x-16\$  is the same thing as  $x^2-16$  

• True

• False

 $x^2-100=0$  Bonus: Solve

• -10,10

• -50,50

• 20,-5

• -25,4

• 25,-4

 $\left(2x+3\right)\left(x+5\right)=8$  True or false: You can solve for x in the equation above by setting each factor equal to 8?

• True

• False

 $\left(2x+3\right)\left(x+5\right)=8$  True or false: You can solve for x in the equation above by setting each factor equal to 0?

• True

• False