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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.
पर्याय
True
False
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उत्तर
False
Explanation:
4 and 9 are co-primes but neither of them is a prime number.
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संबंधित प्रश्न
What are composite numbers? Can a composite number be odd? If yes, write the smallest odd composite number.
Express the following odd number as the sum of three odd prime number:
49
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:
512, 945
Write 'T' for true and 'F' for false for the following statement.
The sum of two even numbers is always even.
The number of prime numbers between 11 and 60 is _________
Find the sum of all the prime numbers between 10 and 20 and check whether that sum is divisible by all the single digit numbers.
Express the following as the sum of two odd primes.
44
Express the following number as the sum of three odd primes:
61
