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easy maths question......
ok i have this on a past paper and i know its simple but i dont know what to put!
Q. 'if a and b are prime numbers greater than 2, then a x b is always an odd number'
Is this statement correct?
give reasons for your answer
Thanks x
Q. 'if a and b are prime numbers greater than 2, then a x b is always an odd number'
Is this statement correct?
give reasons for your answer
Thanks x
indie_couture
ok i have this on a past paper and i know its simple but i dont know what to put!
Q. 'if a and b are prime numbers greater than 2, then a x b is always an odd number'
Is this statement correct?
give reasons for your answer
Thanks x
Q. 'if a and b are prime numbers greater than 2, then a x b is always an odd number'
Is this statement correct?
give reasons for your answer
Thanks x
yes
the only even prime is 2 hence a and b are both odd
an odd x odd = odd as neither have a factor of 2
=]
well no even numbers are primes because all are divisible by 2. Therefore, must be odd times odd = odd, so it's correct.
Thanks! X
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