Irrational and Imaginary Root Theorem Quiz

What is the definition of an irrational number?

• An irrational number is a real number that cannot be expressed as a fraction or a ratio of two integers.

• An irrational number is a number that can be expressed as a fraction or a ratio of two integers.

• An irrational number is a complex number with an imaginary part.

• An irrational number is a whole number that is not divisible by any other number except itself.

Tags

CCSS.8.NS.A.1

True or False: Irrational numbers can be expressed as a fraction.

• False

• Only in certain cases

• True

• Sometimes

Tags

CCSS.8.NS.A.1

Which of the following is an example of an irrational number? a) √2 b) 3/4 c) 0.5 d) 5

• a) √2

• d) 5

• b) 3/4

• c) 0.5

Tags

CCSS.8.NS.A.1

What is the square root of 9?

• 4

• 2

• 3

• 6

Tags

CCSS.8.EE.A.2

True or False: Irrational numbers can be written as terminating decimals.

• Only in certain cases

• Sometimes

• True

• False

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Which of the following is an example of an irrational root? a) √16 b) √25 c) √36 d) √49

• c) √64

• a) √4

• b) √9

• None of the above

Tags

CCSS.8.NS.A.1

What is the value of √2 + √2?

• 4

• 2√2

• 2

• √4

Which of the following is an example of an irrational number? a) 0.75 b) 1/2 c) √5 d) 2

• b) 1/2

• a) 0.75

• d) 2

• c) √5

Tags

CCSS.8.NS.A.1

True or False: Every real number is either rational or irrational.

• True

• False

• Only in certain cases

• Sometimes

Which of the following is an example of a rational number? a) √7 b) π c) 7/2 d) e

• a) √7

• b) π

• c) 7/2

• d) e