Solving Quadratics (Algebra 1)

Solve by square root:

x² - 4 = 77

• 9

• -9

• No Real Solutions

• ±9

Tags

CCSS.HSA-REI.B.4B

Solve by square root:

5b² - 4 = 41

• b = 9, b = -9

• b = 3, b = -3

• b = 8, b = -8

• no solution

Tags

CCSS.8.EE.A.2

Solve by factoring:

x² + 3x - 18 = 0

• x = -3 and x = 6

• x = 3 and x = -6

• x = -9 and x = 2

• x = 9 and x = -2

Tags

CCSS.HSA-REI.B.4B

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 for x by factoring:

x² - 8x = -12

• -6, -2

• -2, 6

• 2, 6

• -6, 2

Tags

CCSS.HSA-REI.B.4B

Solve by factoring:

 $5x^2-12=17x$  

•  $\left\{-3,20\right\}$  

•  $\left\{-\frac{3}{5},\ 4\right\}$  

•  $\left\{-4,\ \frac{3}{5}\right\}$  

•  $\left\{-20,3\right\}$  

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

Solve using the quadratic formula:

x² + 5x = 12

• -4.9 and -0.1

• -8.54 and 8.54

• -0.45 and 3.55

• -6.77 and 1.77

Tags

CCSS.HSA-REI.B.4B