Aptitude - Decimal Fraction - Discussion

Discussion Forum : Decimal Fraction - General Questions (Q.No. 1)
1.

Evaluate : (2.39)2 - (1.61)2
2.39 - 1.61
2
4
6
8
Answer: Option
Explanation:
Given Expression = a2 - b2 = (a + b)(a - b) = (a + b) = (2.39 + 1.61) = 4.
a - b (a - b)
Discussion:
21 comments Page 3 of 3.

Danny sawkmie said:   1 decade ago
Iven Expression = a2 - b2 = (a + b)(a - b) = (a + b) = (2.39 + 1.61) = 4.
a - b (a - b)

Explain clearly


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