What is the value of x, if x is an integer?

Question

(1)  x = \sqrt{0} 
(2)  x^2 – 1< 0

v12345 · Answer

Statement 1 : Sufficient
It gives, x=0

Statement 2 : Sufficient
 x^2 < 1 
Given x is a integer.
Only possible value, x=0.

Hence, OA is (D).

KSBGC · Answer

Statement 1: squaring both sides gives x = 0 . Sufficient .

Statement 2: x^2 - 1 = (x + 1 ) ( x - 1) <0

Since product is negative , range must be within the roots .

-1<x<1

x = integer = 0.

Sufficient

D is the correct answer . Both statements individually sufficient to answer .

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