Correct Answer - Option 4 : 6.91
Concept Used:
a2 - b2 = (a + b)(a - b)
Concept Used:
\(\frac{(3.4567)^2-(3.4533)^2}{0.0034}\)
⇒ \(\frac{(3.4567 + 3.4533) \times (3.4567 - 3.4533)}{0.0034}\)
⇒ \({6.91 \times 0.0034} \over 0.0034\)
⇒ 6.91
∴ The required value of the given expression is 6.91