Question

The decimal number 1.010010001....... , is ____________________number.

Answer 1

it's non terminating number and non requiring number

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Answer 2

Answer:

The given decimal number is an irrational number since it has non terminating and non repeating decimal expansion.

In other words, since no group of numbers after the decimal point is repeating, it has non terminating and non repeating decimal expansion.Therefore it is an irrational number.