Aptitude - Decimal Fractions - Discussion

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Q.

The expression (11.98*11.98+11.98*x+0.02*0.02) will be a perfect square for x equal to:  .                          
A. 0.02 B. 0.2
C. 0.04 D. 0.4

Answer: Option C
Explaination:

 


Discussion

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