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Is 1 plus the square root of 7 rational or irrational?
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.
Is the square root of 49 a rational number or irrational number?
The square root of 49 is 7, so it is rational.
Why is square root 7 irrational?
Because no two integer numbers divide to make the number "square root of 7".
Is the square root of 49 an irrational number?
No because 7 is a rational number
Is the square root of seven a real number?
Well, first let's define a "real number." A real number is any number that's not imaginary. It can be rational or irrational. The square root of 7 is 2.64575131... and it goes on forever. This means it cannot be written as a simple fraction. We can give an estimate of the square root of 7 in a fraction form, but this is not the exact result. So, the square root of 7 is a irrational number.Since a real number can be irrational or rational, yes, the square root of 7 is a real number.
