Question

Which of the following is an irrational number?
a) √(4/9)
b) √12 / √3
c) √14 / √2
d) √81​

Answer 1

Step-by-step explanation:

(C) is the answer. It is a non-terminating decimal expansion.

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Answer 2

Answer:

√81

Step-by-step explanation:

when we solve √81 we get 9 because 81 is the square of 9 so √81=9 which is irrational .