Yes, -28 is an integer because it is a whole number that can be positive or negative. It is also a rational number because it can be expressed as a fraction, in this case, -28/1. Since any rational number is also a real number, -28 is also a real number.
Yes. According to Wikipedia, "In mathematics, a rational number is any number that can be expressed as the quotient or fraction a/b of two integers, with the denominator b not equal to zero. Since b may be equal to 1, every integer is a rational number."So 28 can be expressed as 28/1, therefore it is a rational number.
irrational
As much as, in these days of uncertainty, anything can be anything. As long as the constraints of a rational number are kept to, a rational number will always remain a rational number.
Yes.
28 squared is 784 which is a rational number
Yes, 28 over 5 is a rational number. A rational number is any number that can be expressed as a fraction where the numerator and denominator are integers. In this case, 28 over 5 can be written as the fraction 28/5, where both 28 and 5 are integers. Therefore, 28 over 5 is a rational number.
Yes, -28 is an integer because it is a whole number that can be positive or negative. It is also a rational number because it can be expressed as a fraction, in this case, -28/1. Since any rational number is also a real number, -28 is also a real number.
Yes. According to Wikipedia, "In mathematics, a rational number is any number that can be expressed as the quotient or fraction a/b of two integers, with the denominator b not equal to zero. Since b may be equal to 1, every integer is a rational number."So 28 can be expressed as 28/1, therefore it is a rational number.
Yes because it is repeating and it is a decimal so it is a rational number
No, it is irrational
irrational
Yes since 5.6 can be expressed as a fraction (28/5)
ans2. A rational number may be formed as the ratio of two other numbers.On that basis, 4 qualifies, as 60/15 or 28/7 and so on.
It is a rational number. It can be written as a fraction.
Is the square root of 28 rational or irrational
Yes. It's the ratio of 14/1, 28/2, etc.