2/9 is rational by definition- it is a ratio of two integers.
It's rational. It's the ratio of -1 to 9 .
9/7 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
It could be either. For example, √9 is a rational number, whereas √2 is not.
The number has a decimal representation that terminates (after 9 digits). If it terminates, the number is rational.
No. 0.9 is rational. It is equal to 9/10.
Rational
No, it is rational.
-52 is a rational number because it can be expressed as a fraction in the form of -52/1
9 is a rational number
The square of the fraction 4/9 is a rational number, either + 2/3 or -2/3
It's rational. It's the ratio of -1 to 9 .
-9 is a rational number
The square root of 9/16 is 3/4 which is a rational number
No. 9/46 is an irrational number as it has no definite end.
It is an irrational number. Actually it is a rational number. Think 2/3=.6666666, 1/9=.11111111.
They are rational.
Any addition, subtraction, multiplication, or division of rational numbers gives you a rational result. You can consider 8 over 9 as the division of 8 by 9, so the result is rational.