Yes well at least that is what is what ive learnt
No, it is not.
Sqrt(25) is -5 or +5, both of which are rational.
is 5 over 7 a rational number
7 is a real number, as it represents a quantity on the number line. It is also a rational number, as it can be expressed as the ratio of two integers (7/1). Additionally, 7 is an integer, as it is a whole number without a fractional or decimal part. In summary, 7 is a real number, a rational number, and an integer.
Yes - the proper fraction 7/19 is a rational number.
No, it is not.
No, it is not.
No, they are not.
The square root of 39 is not a rational number. It is somewhere between 6 and 7, but can only be written as radical(39). It is a non-ending decimal.No
The square root of 64 is 8, which is a rational number.
No. Radical(1.21) = 1.1, for example, is rational.
Yes, they are.
Yes, they are.
Sqrt(25) is -5 or +5, both of which are rational.
If the number inside the radical is a perfect square or a ratio of perfect squares.
The square root of 4 is 2 which is a rational number and also a prime number
7 is a rational number and it is also a prime number