Solve by Factoring and Quadratic formula

• -2, 4
• -8
• ±8
• No real solution

Tags

CCSS.HSA-REI.B.4B

Use the quadratic formula to solve 2x² + 2x - 12?

• -2, 3
• 2, 3
• 2, -3
• -2, -3

• -4, 2
• -2, 4
• -16
• -4

Tags

CCSS.HSA-REI.B.4B

Determine the values of
a, b, and c for
the quadratic equation: 
4x² – 8x = 3

• a = 4, b = -8, c = 3
• a = 4, b =-8, c =-3
• a = 4, b = 8, c = 3
• a = 4, b = 8, c = -3

Solve     8x² - 6x + 1 = 0

• No Solution
• 0 or 1
• -0.5 or -0.25
• 0.25 or 0.5

Tags

CCSS.HSA-REI.B.4B

Solve
2x² + 17x + 21 = 0

• x= ^-21/₂, -17
• x= ²/₃, 16
• x=-7, ^-3/₂
• x=15, -³/₇

Tags

CCSS.HSA-REI.B.4B

Solve by factoring.
z² - 6z - 27 = 0

• z = 3 or z = 9
• z = 3 or z = -9
• z = -3 or z = 9
• z = -3 or z = -9

Tags

CCSS.HSA-REI.B.4B

Solve each equation by factoring.
 $7x^2-25x+12=0$  

•  $x=\frac{5}{3},\ \ x=-1$  

•  $x=\frac{5}{2},\ x=-4$  

•  $x=\frac{4}{7},\ x=3$  

•  $x=\frac{5}{2},\ \ x=-2$ 

Tags

CCSS.HSA-REI.B.4B

Solve using the Quadratic Formula:
 $5x^2+3x-1=0$ 

•  $x=\frac{3\pm\sqrt{29}}{5}$  

•  $x=\frac{8}{5}\ or\ x=-\frac{2}{5}$  

•  $x=\frac{-3\pm\sqrt{29}}{10}$  

• No real solutions

Tags

CCSS.HSA-REI.B.4B

Standard form of a quadratic equation

• y=x²
• y=ax²+bx+c
• y=mx+b
• y=x