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$2,4=$ $7-$ Resuelvan los siguientes cálculos combinados $a\right)$ $\longdiv{}1+\left(\dfrac {1} {2}\right)^{2}$ $\sqrt{\dfrac {8} {5}} .\sqrt{\dfrac {8} {5}} -\left(\dfrac {3} {4}-\dfrac {7} {12}.2$ $=$ $\dfrac {3} {10}.\sqrt{\dfrac {9} {25}.\left(\dfrac {8} {3}+\dfrac {11} {2}\right)-\dfrac {5} {4}} +\left(\dfrac {5} {2}-2\right)^{2}$ $=$ $c\right)\dfrac {15} {9}+\dfrac {7} {8}.\left(3-\dfrac {9} {4}\right)-\dfrac {1} {6}=$ Argentina)
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Profesor de Qanda - José
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