Chat with our AI personalities
Yes
It depends. A terminating decimal is a rational number. A decimal which, after a finite number of places, becomes a repeating (or recurrent) decimal is also a rational number. A decimal that is not terminating, nor [eventually] settles into a recurring pattern is not a rational number. Note that the decimal need not become recurring immediately.
A decimal rational number can be expressed as a fraction A decimal irrational number can not be expressed as a fraction
9.2 = 92/10 and so is rational.
No