Mathématiques

Question

Bonjour pouver vous m'aider a cette exercice :

a. (...5) + (...4) + (...3) + (...2) =(+2)

b. (...5 ) + (...4) + (...3) +(...2) =(+8)

c. (...5) + (...4) + (...3) + (...2) = 0

2 Réponse

  • a. 5-4+3-2 = 2

    b. 5+4-3+2 = 8

    c. 5-4-3+2 = 0
  • Bonjour,

    a) (+5) + (-4) + (+3) + (-2) = (+2)

    b) (+5) + (+4) + (-3) + (+2) = (+8)

    c) (+5) + (-4) + (-3) + (+2) = 0

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