It is a irrational number. Because the square root of every imperfect square is irrational number.
It is irrational.
The square root of 28 is the same as the 2 x the square root of 7. 7 is prime, and so the square root of 7 is irrational. Thus the square root of 28 is irrational.
Rational because it is 7.
It is irrational. 133 = 7*17 and so is not the square of any rational number. Therefore its square root cannot be rational.
The square root of 49 is 7, so it is rational.
The square root of any positive integer can only be a WHOLE NUMBER or IRRATIONAL, so the square root of 7 is irrational.On the other hand, the sum of a rational and an irrational number is always irrational.
7 plus the square root of 5 is an irrational number because the square root of 5 is a never ending decimal number that can't be expressed as a fraction.
sqrt(49)= 7=====quite rational!
sqrt(49)= 7=====quite rational!
sqrt(49)= 7=====quite rational!
No because 7 is a rational number
The √49 is 7. It is a rational number.