• Matéria: Matemática
  • Autor: tifany1
  • Perguntado 9 anos atrás

calcule o valor numérico das expressões 3m -4n ,para m = 3 e n = -2

Respostas

respondido por: Erikjss
0
3m - 4n ~~ m = 3, n = -2 ~~
3.3 - 4(-2)
9 + 8 ~~ o sinal é "+" por causa que - vezes - é igual a + ~~
17


JoaoZinn1103: fghfdhfdhthghgfhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
respondido por: Renaths
0
3.m - 4.n =  Substituindo Valores de m e n

3.3 - 4 . ( - 2) =
9 + 8 = 17

Bons estudos..(;

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