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OpenStudy (anonymous):
Which of the following is true? a. 7 is a composite number because one and seven are its only factors. b. 9 is a prime number because it is divisible by 3. c. 13 is a composite number because it is divisible by one and itself. d. 23 is a prime number because it is only divisible by one and itself.
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OpenStudy (triciaal):
a prime number is only divisible by one and itself
OpenStudy (anonymous):
d
OpenStudy (anonymous):
dont know
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