Not necessarily. Irrational numbers can be negative or positive.
No. The number pi is irrational, and if you multiply an irrational number by a non-zero rational number (in this case, -2), you will get another irrational number.As a general guideline, most calculations that involve irrational numbers will again give you an irrational number.
It is neither, it is an imaginary number.
No. An irrational number is any number that is not a rational number; A rational number is any number that can be expressed as one integer over another integer. negative 3 over 4 is one integer (negative 3) over another integer (4), and so is a rational number.
Any type of fraction is always a rational number.
If you have any positive irrational number, then its negative is also irrational.
If it says "negative irrational", then obviously it is irrational.
The negative of a rational number is also rational.
Not necessarily. Irrational numbers can be negative or positive.
No, they can be rational or irrational. The sign of a number has nothing to do with it.
no
No.
-Pi is irrational, because it does not terminate or repeat. Whenever you multiply an irrational number by a rational number (-1), the result is an irrational number.
No. Irrational and rational numbers can be non-negative.
No.
No
no