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No, but only in the case of the number 1 (12=1) are square numbers odd.

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11y ago

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If the gcf numbers are even is it always even?

The GCF of two even numbers is always even.


Are square numbers are always odd?

No. The square of an odd number will be odd and the square of an even number will be even.Examples:5x5=2511x11=12115x15=2254x4=168x8=6416x16=256


What are the even square numbers between 10-70?

what are the even square numbers between 10 and 70


Are all square roots of even numbers rational?

No. The square roots 8 are irrational, as are the square roots of most even numbers.


Is sum of odd numbers always even?

The sum of two odd numbers is always even; the sum of three odd numbers is always odd; the sum of four odd numbers is always even; the sum of five odd numbers is always odd; etc


What is a square number but not even?

A square number is a number that is the result of multiplying an integer by itself. For example, 1, 4, 9, 16, and 25 are square numbers because they are the result of 1x1, 2x2, 3x3, 4x4, and 5x5 respectively. While square numbers can be odd or even, they are always whole numbers.


Is the sum of 2 odd numbers always even?

Two odd numbers are always even


Can odds numbers and even numbers be square numbers?

yes


Is the sum of two odd numbers is always odd?

The sum of two odd numbers is always even.


Is the square of an even number odd or even?

The square of an even number is always even.


Is the GCF of any two even numbers is always even?

The GCF of any two odd numbers is always odd. The GCF of any two even numbers is always even. The GCF of an odd and an even number is always odd.


Are All square numbers even numbers?

No; most are not, not even close. 2 is not a square, 6 is not a square, 8 is not a square, 10 is not a square, 12 is not a square, and 14 is not a square, just for starters. Only a very small proportion of even numbers are squares: 4, 16, 36, 64, 100, 144, 196, 256, 324, 400....