Algebra 2 4.5-4.8 Review

Solve the equation. Simplify your answer!

 $3x^2+36=0$  

•  $x=\pm2\sqrt{3}$  
  

•  $x=\pm2i$  
  

•  $x=\pm2i\sqrt{3}$  

•  $x=-2$  

•  $x=\pm i\sqrt{12}$  

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

 $10x^2-6=1434$  

•  $\pm12$  

•  $\pm\sqrt{12}$  

•  $\pm2\sqrt{3}$  

•  $12$  

Tags

CCSS.8.EE.A.2

 $3m^2-2=106$  

•  $\pm\sqrt{6}$  

•  $\pm6$  

•  $6$  

•  $36$  

Tags

CCSS.8.EE.A.2

 $49n^2+6=70$  

•  $\pm\frac{8}{7}$  

•  $\pm\sqrt{\frac{8}{7}}$  

•  $\frac{8}{7}$  

•  $\pm\frac{7}{8}$  

Tags

CCSS.8.EE.A.2

 $9r^2-2=646$  

•  $\pm2\sqrt{6}$  

•  $\pm3\sqrt{8}$  

•  $\pm2\sqrt{18}$  

•  $\pm6\sqrt{2}$  

Tags

CCSS.8.EE.A.2

Solve for x.

(x - 7)² + 4 = 40

• x = -1, -13

• x = 1, 7

• x = -1, -7

• x = 1, 13

• x = -7, -13

Tags

CCSS.HSA-REI.B.4B

Solve for x.

5(x - 3)² + 1 = 81

• x = -1, 7

• x = -7, 1

• x = ± 9

• x = 3, 10

Tags

CCSS.HSA-REI.B.4B

Solve using the quadratic formula.
2x² - 9x - 35 = 0

• x = 7/2, x = -6
• x = -5/2, x =5
• x = -3/7, x =6
• x = -5/2, x = 7

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

Tags

CCSS.HSA.REI.B.4

• -5i
• 5
• 5i
• -5

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2