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Estudos Gerais05/20/2024

- Considerando √2 ≃ 1,4; √3 ≃ 1,7; √5 ≃ 2,2 e √7 ≃ 2,6, calc...

  • Considerando √2 ≃ 1,4; √3 ≃ 1,7; √5 ≃ 2,2 e √7 ≃ 2,6, calcule o valor aproximado das seguintes expressões numéricas: a) 3 √20 - 5 √50 + √80

b) √700 + √972 - √500

c) 2 √45 + √50 - √18

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