Aptitude - Decimal Fractions - Discussion

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Q.

the expression(11.98 * 11.98 + 11.98 * x + 0.02*0.02) will be perfect square of x if x equal to .  .                          
A. 0.02 B. 0.04
C. 0.2 D. 0.4

Answer: Option B
Explaination:

 


Discussion

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