(gof) (x-2)=x^2+x-12 , g(x)= x+3 hitunglah (gof) (2)

gof (x-2) = x^2 +x -12
gof (x-2) = (x-2)^2 +4x -4 +x -12
gof (x-2) = (x-2)^2 +5x -16
gof (x-2) = (x-2)^2 +5(x-2)-6
gof (x) = x^2 +5x -6
gof (2) = 2^2 +5.2 -6
gof(2) = 4 + 10 - 6
gof (2) = 8
maaf klo salah...!