The number 0.515115111511115111115... is a irrational number .
A rational number is a number that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q. For example, −3/7 is a rational number,
Rational numbers are finite and repeating decimals
0.888888 is a rational number because it is recurring in nature.
Irrational numbers are a set of real numbers that cannot be expressed in the form of fractions or ratios. Ex: π, √2, e, √5
Irrational numbers are infinite and non-repeating.
0.21211211 is an irrational number as it is non-recurring and non terminating in nature.
According to the question
Number = 0.515115111511115111115...
Now,
The number is non - terminating and non recurring that imply it is a irrational number .
Hence, The number 0.515115111511115111115... is a irrational number .
To know more rational and irrational numbers here:
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