Math, asked by aartibaby, 1 year ago

Which is not a prime number?
A. 13 B.19 C. 21 D. 17

Answers

Answered by Anonymous

2

21 is not a prime no. it is composite

Answered by SRISHTIMALIK29

1

21 is not a prime number because it's factors are 3 and 7.

hope it helps you.

mark as brainliest please.

aartibaby: Thanks

SRISHTIMALIK29: mark as brainliest please.

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