Which statement about the number 21 is true?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.2: Arithmetic Sequences
Problem 54E
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3.4 U
8,10
Which statement about the number 21 is true?
F
It is a composite number because it has 1, 3,
and 21 as factors.
It is a composite number because it can only be divided by 1 and 21.
H.
It is a prime number because it has 1, 3, 7, and 21 as factors.
J
It is a prime number because it can only be divided into equal parts by 3 and 7.
21
k21
Transcribed Image Text:3.4 U 8,10 Which statement about the number 21 is true? F It is a composite number because it has 1, 3, and 21 as factors. It is a composite number because it can only be divided by 1 and 21. H. It is a prime number because it has 1, 3, 7, and 21 as factors. J It is a prime number because it can only be divided into equal parts by 3 and 7. 21 k21
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