Discriminant and Nature of Roots

Find the discriminant and the nature of roots of the equation below:


(a)  

Tags

CCSS.HSA-REI.B.4B

Find the discriminant and the nature of roots of the equation below:


(a)  

Tags

CCSS.HSA-REI.B.4B

Find the discriminant and nature of the roots of the equation below:


(a)  

Tags

CCSS.HSA-REI.B.4B

If a = 2, b = 4 and c = 6, what is the discriminant and its nature of roots, sum and product of roots and its quadratic equation?

(a)  

Tags

CCSS.HSA-REI.B.4B

What is the nature of the roots of a quadratic equation if the value of its discriminant is ZERO?

• The roots are not real

• The roots are rational and equal

• The roots are irrational and equal

• The roots are irrational and not equal

Tags

CCSS.HSA-REI.B.4B

What is the nature of the roots of a quadratic equation if the value of its discriminant is NEGATIVE?

• The roots are not real

• The roots are rational and equal

• The roots are rational and not real

• The roots are irrational and not equal

Tags

CCSS.HSA-REI.B.4B

Determine the value of the discriminant and the nature of the solution/s for the given equation below.

• A. 256

  2 Rational Real Roots

• B. √(-256

  2 imaginary roots

• C. √(137)

  2 Irrational Real Roots

• D. 123

  2 Rational Real Roots

Tags

CCSS.HSA-REI.B.4B

The discriminant is

• A. aX²  + bX  +  c

• B. b - 4ac

• C. b² - 4ac

• D. b² + 4ac

Tags

CCSS.HSA-REI.B.4B

If the discriminant is positive, then what should be the solution?

• A. one real solution

• B. two real solutions

• C. no real solutions

• D. one imaginary solution

Tags

CCSS.HSA-REI.B.4B

A function has a discriminant of 25.

How many solutions does it have?

• A. 0

• B. 1

• C. 2

• D. 5

Tags

CCSS.HSA-REI.B.4B