Arithmetic Ability
Decimal Fractions

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Q.

What will be the value of  (25.732)2−(15.732)2

View Answer

Correct choice: C

Explanation:

Can be easily solved with following formula (a2−b2)=(a−b)×(a+b) = (25.732 - 15.732 ) x (25.732 + 15.732) =414.64
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