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प्रश्न
State the following statement as True or False.
If two numbers are co-primes, at least one of them must be a prime number.
विकल्प
True
False
उत्तर
False
Explanation:
4 and 9 are co-primes but neither of them is a prime number.
संबंधित प्रश्न
Express the following number as the sum of two odd prime:
42
Express the following odd number as the sum of three odd prime number:
63
Express the following number as the sum of twin prime:
36
Show that the following pairs are co-primes:
343, 432
Which of the following is a prime number?
Write seven consecutive composite numbers less than 100 having no prime number between them.
Write 'T' for true and 'F' for false for the following statement.
Every prime number is odd.
The digits of the prime number 13 can be reversed to get another prime number 31. Find if any such pairs exist upto 100
For which of the numbers, from n = 2 to 8, is 2n − 1 a prime?
All prime numbers are odd.
