and 3. Find such pairs of prime numbers upto 100.
Write down separately the prime and composite numbers less than 20.
What is the greatest prime number between 1 and 10?
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Step-by-step explanation:
(2,3),(5,7),(11,13),(17,19),(23,29),(31,37),(41,43),(47,53) ,(57,61),(67,71), (73,77),(79,83),(87,89).
=2,3,5,7,11,13,17,19=prime number
=7
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