Matematika

Pertanyaan

tolong dibantu ya makasih
tolong dibantu ya makasih

2 Jawaban

  • -5x - 3
    ---------
    2x - 1
    ———— dikali -1

    5x + 3
    --------
    -2x +1
    D

    cara cepetny
    (ax + b)/(cx+d)
    inversnya
    (-dx+b)/(cx-a)
  • y= x-3/2x+5
    y(2x+5)= x-3
    2xy+5y= x-3
    2xy-x= -5y-3
    x(2y-1)= -5y-3
    x= -5y-3/2y-1

    f(x)-1 = -5x-3/2x-1
    = 5x+3/-2x+1
    C