Discriminant and Nature of Roots

Find the discriminant of the equation below:

 $3x^2-4x+2=0$  

Tags

CCSS.HSA.REI.B.4

Find the discriminant of the equation below:

 $4x^2+6x-1\ =0$  

Tags

CCSS.HSA.REI.B.4

Find the discriminant of the equation below:

 $25x^2+70x+49\ =0$  

Tags

CCSS.HSA.REI.B.4

Find the discriminant of the equation below:

 $14x^2+3x-5\ =0$  

Tags

CCSS.HSA.REI.B.4

Find the discriminant of the equation below:

 $27x^2-6x-16\ =0$  

Tags

CCSS.HSA.REI.B.4

Find the discriminant of the equation below:

 $4x^2-9x-1\ =0$  

Tags

CCSS.HSA.REI.B.4

Find the discriminant of the equation below:

 $5x^2-x-1\ =0$  

Tags

CCSS.HSA.REI.B.4

Find the discriminant of the equation below:

 $3x^2+11x-4\ =0$  

Tags

CCSS.HSA.REI.B.4

Determine the nature of roots of the quadratic equation below. Check the nature that are applicable.

 $8x^2-2x-1=0$  

• real

• rational

• irrational

• equal

• unequal

Tags

CCSS.HSA.REI.B.4

Determine the nature of roots of the quadratic equation below. Check the nature that are applicable.

 $2x^2+5x+3=0$  

• real

• rational

• irrational

• equal

• unequal

Tags

CCSS.HSA.REI.B.4