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Q28.

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Pre-algebra
Found in: Page 174
Pre-algebra

Pre-algebra

Book edition Common Core Edition
Author(s) Ron Larson, Laurie Boswell, Timothy D. Kanold, Lee Stiff
Pages 183 pages
ISBN 9780547587776

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Short Answer

Tell whether the number is prime or composite.

121

121 is a composite number

See the step by step solution

Step by Step Solution

Step-1-Recall the concept of prime and composite numbers

Prime numbers are the numbers which are divisible by 1 and itself.

Composite numbers are the numbers which have factors other than 1 and itself.

Step-2- Find the factors of the given number

Observe that the factors of 16 are 1, 11 and 121.

Therefore, 121 is a composite number.

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