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Is the square root of 4 a integer?
The square root of 4 is 2 (and -2) and is an integer.
Is negative 3 over 4 an irrational number?
No. An irrational number is any number that is not a rational number; A rational number is any number that can be expressed as one integer over another integer. negative 3 over 4 is one integer (negative 3) over another integer (4), and so is a rational number.
What is the equivalent fraction of 6 over 6?
6/6 = 6 ÷ 6 = 1 You can also use any integer over itself as an equivalent fraction, eg 2/2, 3/3, 4/4...
Is 2 and 3 fifths rational?
Yes. Any number that can be written as one integer over a non-zero integer is a rational number. 2 3/5 = (2×5+3)/5 = 13/5 which is the form of one integer over a non-zero integer, thus it is rational.
Are all multiples of 8 also multiples of 4?
Yes. By definition a multiple of 8 is any number that can be expressed as 8*n, where n is an integer. But 8n=4*(2*n), and 2*n is an integer, when n is an integer. Because 8n equals four times an integer, 8n is a multiple of 4.
