No. It's the ratio of -17 and 3 ... a perfectly rational number.
2/3 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
It's rational
The sum of two irrational numbers may be rational, or irrational.
irrational
Not necessarily. The sum of two irrational numbers can be rational or irrational.
2 and 2/3 is the mixed number for two and two thirds.
No. The square root of two is an irrational number. If you multiply the square root of two by the square root of two, you get two which is a rational number.
It is proven that between two irrational numbers there's an irrational number. There's no method, you just know you can find the number.
A number that cannot be expressed as a quotient of two integers is called an irrational number. Some common irrational numbers are pi (3.14159....) and the square root of two.
Next to any rational number is an irrational number, but next to an irrational number can be either a rational number or an irrational number, but it is infinitely more likely to be an irrational number (as between any two rational numbers are an infinity of irrational numbers).
Yes. The sum of two irrational numbers can be rational, or irrational.