Roots Evaluation

What is the discriminant of x²+ 4x + 5 = 0?

• -4

• 0

• 4

• 30

Tags

CCSS.HSA-REI.B.4B

If the computed discriminant is 81, what is the nature of roots?

• real, rational, equal

• real, rational, unequal

• real, irrational, unequal

• no real roots

Tags

CCSS.HSA-REI.B.4B

What is the value of the discriminant if there is no real roots?

• negative

• positive

• perfect square

• zero

Tags

CCSS.HSA-REI.B.4B

It determines the nature of roots of a quadratic equation

ax²+ bx + c = 0.

• DETERMINANT

• DISCRIMINANT

• ROOTS

• QUADRATIC FORMULA

Tags

CCSS.HSA-REI.B.4B

Evaluate: √ 64

• 4

• 6

• 9

• 8

Tags

CCSS.8.EE.A.2

Evaluate: √ 9

• 8

• 9

• 3

• 81

Tags

CCSS.8.EE.A.2

Reduce to lowest terms: √169

• 13

• 12

• 3√7

• 9√2

Tags

CCSS.8.EE.A.2

CHALLENGE.

• 3

• 62

• 6

• 2

What is the value of the discriminant whose roots are real, rational, and equal?

• IMAGINARY

• NEGATIVE

• POSITIVE

• ZERO

Tags

CCSS.HSA-REI.B.4B

Find the cube root.

Tags

CCSS.8.EE.A.2