Mathématiques

Question

Bonsoir
Factoriser
R=7x-X

S=81ya-45by

T=25x-15x

2 Réponse

  • Bonsoir,

    Factoriser 

    R=7x-X
    R = x (7 - 1)

    S=81ya-45by
    S = 9y (9a - 5b)

    T=25x-15x
    T = 5x (5 - 3)

  • Bonsoir , 
    R = 7x - x 
    R = x ( 7 -1)
    S = 81ya - 45by
    S = 9y ( 9a - 5b )
    T = 25x - 15x
    T = 5x (5 - 3 ) 

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