Solving Quadratics with Complex Solutions

Solve By Factoring: 

 $x^2-4x-5=0$  

• 5, -1

• 1, -5

• -5, -1

• 1, 5

Tags

CCSS.HSA-REI.B.4B

Solve By Factoring:

 $m^2-2m=0$  

• 2

• 0, -2 

• 2, 0

• -2

Tags

CCSS.HSA-REI.B.4B

• 26

Solve By Square Roots:

 $49x^2+3=7$  

•  $\pm\frac{2}{7}$  

•  $\pm\frac{7}{2}$  

•  $\pm\frac{1}{7}$  

•  $\pm\frac{4}{49}$  

Tags

CCSS.HSA-REI.B.4B

Solve By Square Roots:

 $5v^2+2=-5$  

•  $\pm\sqrt{\frac{7}{5}}$  

•  $\sqrt{\frac{7}{5}}$  

•  $\pm i\sqrt{\frac{7}{5}}$  

•  $\pm i\sqrt{\frac{3}{5}}$  

Tags

CCSS.HSA-REI.B.4B

When x appears once you ______

• Balance

• Factor

When x appears more than once you _____.

• Balance

• Factor

Match the following

• 6i

• 10i

• -7

• 12i

• 10

Put 2x² = 3x - 4 in standard form

• 2x² + 3x - 4 = 0
• 2x² - 3x + 4 = 0
• 2x² - 3x - 4 = 0
• 2x² + 3x + 4 = 0