Tolong jawab yg mana kalian bisa . . Please...

1) A.(1,a);(2,b);(3,c);(4,d)
[tex]2.f(x) = {x}^{2} + 1 \:g(x) = 2x - 3 \\ fog(x) = {(2x - 3)}^{2} + 1 \\ fog(x) = 4{x}^{2} - 6x - 6x + 9 + 1 \\ fog(x) = 4 {x}^{2} - 12x + 10[/tex]
[tex]3.gof(x) = 2 {(3x - 1)}^{2} + 3\\ gof(x) = 2(9 {x}^{2} - 3x - 3x + 1) + 3 \\ gof(x) = 2(9 {x}^{2} - 6x + 1) + 3 \\ gof(x) = 18 {x}^{2} - 12x + 5 \\ gof(1) = 18 {(1)}^{2} - 12(1) + 5 \\ gof(1) = 18 - 12 + 5 \\ gof(1) = 11[/tex]
5. B karena rangenya itu artinya daerah hasil fan daerah hasilnya yg ada dilewati tanda panah

Maaf kalo salah, semoga membantu