1.

Which of the following is irrational √4/9,4/5,√7,√81

Answer»

√7 is IRRATIONAL.......

➪︎ 4/9 = 2/3

➪︎ 4/5 is RATIONAL...

➪︎ 81 = 9

✯︎ HENCE 7 is irrational....



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