Question

prove that 0.688434445 is rational or irrational number​

Answer 1

Answer:

it's rational because it is non termaneting and non repeating

Answer 2

Step-by-step explanation:

where p,q are integers and q



=0, is called a rational number.

Irrational numbers:A number that cannot be expressed in the form

q

p

, where p,q are integers and q



=0, is called irrational number.

These numbers neither terminates nor repeat the particular number in the process of division is said to be a non terminating non repeating decimal expansion.

Here, 5.131131113… has non terminating non repeating decimal expansion.So it is an irrational number.