Asked by wetwq

Which of the following is an example of an irrational number?
A /25
B -31
C 1.414213562
D 1/15

I think its B or C
Answered by Blue Ridge
An Irrational Number is a real number that cannot be written as a simple fraction.

On the list provided, choice C is irrational because it cannot be written as a fraction.
Answered by Reiny
none of them are irrational

1.414213562 = 1,414,213,562/1000,000,000
= 707,106,781 / 500,000,000
so c) is rational

a) is not even a number
Answered by Yeet
@Reiny they meant the square root of 25
Answered by Oh
2 years late but anything that has the square root is irrational so square root 25 is the answer so a
Answered by ren
25 is a rational number, I think it’s C because an irrational number doesn’t have a digital pattern. 1/15 is a rational number too so now it’s just -31 and 1.414213562.. The given number cannot be considered a rational number since its decimals are not terminating.. So it’s C
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