Question

Why is 7.8 an irrational number?

Answer 1

Its 78/10 = 39/5
Hope it helps :)

Answer 2

Answer: It is a rational number

Step-by-step explanation:

any number that can be written in the form of fraction is rational number (or as   the a decimal that has a end or repeating decimal are rational number)

7.8=39/5

Hope this helps!! :)

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