Mathématiques

Question

On note a=3/2 b=-3 c1/4
A= a+b-c B= a-(b-c) C= a+bc D= a x b/c

1 Réponse

  • A=a+b-c
    =1.5-3-0.25
    =-1.75

    B=a-(b-c)
    =1.5-(-3-0.25)
    =1.5+3+0.25
    =4.75

    C=a+bc
    =1.5+(-3)x0.25
    =1.5-1.5
    =0

    D=axb/c
    =1.5x(-3)/0.25
    =-1.5/0.25
    =-6

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