Evaluate \(\frac{(05652)^2 - (04375)^2}{0.04}\) correct t...
Evaluate \(\frac{(05652)^2 - (04375)^2}{0.04}\) correct to three significant figures
3.11
3.13
0.313
3.12
Correct answer is B
\(\frac{(0.5652)^2 - (0.4375)^2}{0.04}\\
\frac{(0.5625+0.4375)(0.5625-0.4375)}{0.04}\\
\frac{1.000\times 0.125}{0.04}\\
=3.125\\
=3.13\)
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