\(
\def\period#1{ \overset{ \mmlToken{mo}{⏜}}{#1 } }
\def\periodd#1{ \overset{ \mmlToken{mo}{⏜}}{#1 \hspace{0.1cm}} }
\def\perioddd#1{ \overset{ \mmlToken{mo}{⏜}}{#1 \hspace{0.3cm}} }
\)
Calculando...
1.\(\ \ \ \)\( \displaystyle{{ -2 \over 3 }\cdot(-3)-(-1)\cdot1-\sqrt{1}} = \)
\( 2 \).
2.\(\ \ \ \) \( \displaystyle{\Bigg({ 5 \over 4 }+(-1)\Bigg)\cdot(-2)\cdot(-1)\cdot{ 3 \over 2 }:{ -3 \over 4 }\cdot\sqrt{{ 1 \over 4 }}} =\)
\( -1/2 \).
3.\(\ \ \ \) \( \displaystyle{\displaystyle{\displaystyle{\displaystyle{{-5\over -2}}-\displaystyle{{-4\over -4}}}+\displaystyle{\displaystyle{{{ -9 \over 8 }\over { 3 \over 4 }}}\cdot\displaystyle{{{ 3 \over 2 }\over { 3 \over 2 }}}}}} =\)
\( 0 \).
4.\(\ \ \ \)\( (5,\!94 \times 10^{-73}) - (4,\!08 \times 10^{-73}) = \)
\( 1,\!86 \times 10^{-73} \).
5.\(\ \ \ \)\( (1,\!11 \times 10^{116}) \cdot (8,\!9 \times 10^{116}) = \)
\( 9,\!879 \times 10^{232} \).