Question

justify 2.010010001 is an irrational no

Answer 1

rational numbers have either a terminating or a non terminating decimal expansion in the form of p÷q(q≠0).
here 2.010010001 is an terminating decimal, since it is an rational number.in the form of p÷q.

Answer 2

It is a rational number, not irrational as it can be written in the form of p/q where and q are integers and q is not equal to 0...... The decimal expansion of 2.010010001 is Terminating and Non-Repeating.