What is the inverse of the translation T(x,y)=(x+a,y+b)T(x, y) = (x + a, y + b)T(x,y)=(x+a,y+b)?
T−1(x,y)=(x−a,y−b)T^{-1}(x, y) = (x - a, y - b)T−1(x,y)=(x−a,y−b)
T−1(x,y)=(x+a,y+b)T^{-1}(x, y) = (x + a, y + b)T−1(x,y)=(x+a,y+b)
T−1(x,y)=(−x+a,−y+b)T^{-1}(x, y) = (-x + a, -y + b)T−1(x,y)=(−x+a,−y+b)
T−1(x,y)=(ax,by)T^{-1}(x, y) = (ax, by)T−1(x,y)=(ax,by)