Step-by-step explanation:

43.123456789 is terminating or rational

43.123456789=

1000000000

43123456789

=

10

9

43123456789

=

(2×5)

9

43123456789

=

2

9

×5

9

43123456789

Verified answer

Answer:

the following real numbers have decimal expansion as given below in each case decide whether they are rational or not 1) 43.123456789

Step-by-step explanation:

it is not rational thus irrational

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