Matematika

Pertanyaan

diketahui f(x)=2x²+3x-2dan g(x)=3x+2 tentukan (f+g)(2)

1 Jawaban

  • f (x) = 2x² + 3x - 2
    g (x) = 3x + 2

    (f + g) (x)
    = f (x) + g (x)
    = (2x² + 3x - 2) + (3x + 2)
    = 2x² + 3x + 3x - 2 + 2
    = 2x² + 6x

    (f + g) (2)
    = 2 (2)² + 6 (2)
    = 2 (4) + 12
    = 8 + 12
    = 20

Pertanyaan Lainnya