Quadratic Equation Imaginary Numbers

Fill in the blank (a)   and complex roots occur when the value under the radical portion of the quadratic formula is negative

Tags

CCSS.HSN.CN.A.1

Which one is the quadratic formula? Choose all that may apply.

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Tags

CCSS.HSA-REI.B.4B

What is the equation to determine the discriminant?

• $x=\frac{-b\pm\sqrt{b^2-4ac}}{2a}$

• $b^2-4ac$

• $m=\frac{y_2-y_1}{x_2-x_1}$

• $y=mx+b$

• $A^2+B^2=C^2$

Tags

CCSS.HSA-REI.B.4B

Click all the imaginary numbers. (Pick 3)

•  $3.14$  

•  $314i$  
  

•  $\sqrt{314}$  

•  $\sqrt{-314}$  

•  $-314\sqrt{314}i$  

Tags

CCSS.HSN.CN.A.1

 $2x^2=2x-1$  

Tags

CCSS.HSA-REI.B.4B