Grafik fungsi f(x)=3x+1+31−xf\left(x\right)=3^{x+1}+3^{1-x}f(x)=3x+1+31−x memotong sumbu -YYY di titik ....
(0,12)\left(0,12\right)(0,12)
(0,6)\left(0,6\right)(0,6)
(0,0)\left(0,0\right)(0,0)
(12,0)\left(12,0\right)(12,0)
(6,0)\left(6,0\right)(6,0)