1.

What is the simplified value of \(\sqrt {\frac{{{{\left( {0.04} \right)}^2} + {{\left( {0.21} \right)}^2} - 0.0084}}{{{{\left( {0.04} \right)}^3} + {{\left( {0.21} \right)}^3}}}}\)1). 0.52). 23). (1/0.25)4). (1/0.3)

Answer»

$(\therefore \sqrt {\FRAC{{{{\LEFT( {0.04} \RIGHT)}^2} + {{\left( {0.21} \right)}^2} - 0.0084}}{{{{\left( {0.04} \right)}^3} + {{\left( {0.21} \right)}^3}}}} = \sqrt {\frac{{{{\left( {0.04} \right)}^2} + {{\left( {0.21} \right)}^2} - \left( {0.04 \times 0.21} \right)}}{{\left( {0.04 + 0.21} \right)({{0.04}^2} + {{0.21}^2} - \left( {0.04 \times 0.21} \right)}}} = \sqrt {\frac{1}{{0.25}}} = \frac{1}{{0.5}} = 2)$



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