Matematika

Pertanyaan

diketahui f ( X ) = x² + x dan g ( X ) = 2x - 3. ( f o g ) ( X ) =

2 Jawaban

  • f(x) = x²+x
    g(x) = 2x-3

    (fog)(x)
    f(2x-3)=(2x-3)²+2x-3
    =4x²-12x+9+2x-3
    (fog)(x)=4x²-10x+6
  • f(x)=x²+x
    g(x)=2x-3

    (fog)(x)=g(x)²+g(x)
    =(2x-3)²+(2x-3)
    =4x²-12x+9+2x-3
    =4x²-10x+6

    semoga membantu......

Pertanyaan Lainnya