Matematika

Pertanyaan

diketahui f(2x-3)=1-2x , nilai f(-11)

1 Jawaban

  • f(2x-3)=1-2x
    f(-11)=.....

    f(2x-3)=f(-11)
    = 2x-3 = -11
    2x = -11 + 3
    2x = -8
    x = -8:2 = -4

    f(-11) = 1-2x = 1-2(-4) = 1-(-8) = 9
    f(-11) = 9

Pertanyaan Lainnya