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Which of the following numbers are irrat...

Which of the following numbers are irrational ?
(a) `sqrt2` (b) `root3(6)` © 4.142857 (d) ` 2.bar3`
( e) `pi` (f) ` 22/7` (g) 0.232332333… (h) ` 5.27bar(41)`

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