Matemática, perguntado por KoGaMaé10, 1 ano atrás

Calcule o resultado da operação √392 - √144, sabendo que a raiz aproximada de √2 ≅ 1,4 // √3 ≅ 1,7; // √5 ≅ 2,2. Lembre-se de efetuar a decomposição em fatores primos

Soluções para a tarefa

Respondido por guilhermecolem
3
392/2
196/2
98/2
49/7
7/7
1   7*2√2
     14√2

14√2-12
14*1,4-12
19,6-12
7,6


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