Quiz Math Jika f(xy) = f(x+y) ,dan f(y) = 7 maka f(49)=.... *No Spam *No Copas

Materi : Fungsi Linear
Tingkat : OSK 2006

Pembahasan :
f(xy) = f(x + y)

Misal y = 1, maka :
f(x) = f(x + 1)

f(49) = f(49 + 1)
f(49) = f(50)

f(48) = f(48 + 1)
f(48) = f(49)

f(47) = f(47 + 1)
f(47) = f(48)

Diambil Kesimpulan :
f(49) = f(48) = ... = f(y) = 7