Question
Download Solution PDFFind the value of the following expression:
\(\frac{5.2 \times 5.2-2.5 \times 2.5}{7.7 \times 2.7}\)
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept used:
(a2 - b2) = (a + b)(a - b)
Calculation:
\(\frac{5.2 \times 5.2-2.5 \times 2.5}{7.7 \times 2.7}\)
⇒ \(\frac{(5.2)^2-(2.5)^2}{7.7 \times 2.7}\)
⇒ \(\frac{(5.2+2.5)(5.2-2.5)}{7.7 \times 2.7}\)
⇒ \(\frac{7.7 \times 2.7}{7.7 \times 2.7}\)
⇒ 1
∴ The correct answer is 1
Last updated on Jun 12, 2025
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