Question 46005
f(x) = 2/x + 1
y = 2/x + 1
x = 2/y + 1
x - 1 = 2/y
y(x - 1) = 2
y = 2/(x - 1)
f(x)^-1 = 2/(x - 1)
{{{ graph(600,600,-10,10,-10,10,2/x + 1, 2/(x - 1),x) }}}