Question

Which of the following is not a rational number ? (A) 3(B) 5/-7(C)(2/3)^2(D)(2)^1/2​

Answer 1

$\sqrt{2}$

or (D) 2^½ is irrational...

all other numbers are rational

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Answer 2

Answer:

(D)(2)^1/2

Step-by-step explanation:

this is because (2)^1/2=square root of 2=1.414213562