| The number of integers x for which the number \[\sqrt{{{x}^{2}}+x+1}\] is rational, is [SSC (CGL) 2011] |
A) Infinite
B) One
C) Two
D) Three
Correct Answer: C
Solution :
| The number of integer values of x for which \[\sqrt{{{x}^{2}}+x+1}\] is rational, is two. |
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