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Exploring Number Theory and Complex Numbers

Authored by Valerie Bennett

Mathematics

Professional Development

CCSS covered

Used 1+ times

Exploring Number Theory and Complex Numbers
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a prime number?

21

29

33

39

Tags

CCSS.4.OA.B.4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the greatest common divisor (gcd) of 84 and 120?

6

12

24

36

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following numbers is a perfect square?

45

64

72

90

Tags

CCSS.8.EE.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a rational number?

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the least common multiple (LCM) of 8 and 12?

24

36

48

96

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements is true?

Every prime number is odd.

Every even number is composite.

2 is the only even prime number.

1 is a prime number.

Tags

CCSS.4.OA.B.4

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