jika f(x)=3x²+2x-1 maka f(x-4)=
Matematika
ardi550
Pertanyaan
jika f(x)=3x²+2x-1 maka f(x-4)=
1 Jawaban
-
1. Jawaban fadnara
ganti semua (x) menjadi (x-4)
f(x)=3x²+2x-1
f(x-4)=3(x-4)²+2(x-4)-1
f(x-4)=3(x²-8x+16)+2x-8-1
f(x-4)=3x²-24x+48+2x-8-1
f(x-4)=3x²-22x+39