Not necessarily.
Yes.
It may or may not be - just like a positive decimal.
Rational
An example of a negative irrational number is -√2 (negative square root of 2). This number cannot be expressed as a simple fraction and has a non-repeating, non-terminating decimal expansion.
A decimal number can be rational or irrational.
it is irrational because you just keep writing the same number over and over again!
If you have any positive irrational number, then its negative is also irrational.
A negative irrational number can be thought of as an irrational number multiplied by -1, or an irrational number with a minus sign in front of it.
When a decimal can't be expressed as a fraction then it is an irrational number.
Pi is an irrational number
If it says "negative irrational", then obviously it is irrational.
In the number system , there are decimal numbers, fractions,rational numbers , irrational numbers , negative and positive numbers.-0.567 on the number system is negative number.