3 (3-1)^2 = 4 (3,4)
c. f(x) = (x-2)^2
Baca Juga: Bocoran Soal Ujian PTS Ganjil Matematika Kelas 7 Tahun 2021
x = y = (x-2)^2 (x,y)
-3 (-3-2)^2 = 25 (-3,25)
-1 (-1-3)^2 = 9 (-1,9)
1 (1-2)^2 = 1 (1,1)
3 (3-2)^2 = 1 (3,1)
d. f(x) = (x + 1)2
x = y= (x+1) (x,y)