Please solve.

Let f(x) = :13 . Calculate the difference quotient f (1+h)-f(1) h for h = .1 h = .01 h = .01 h = .1 If someone new told you that the derivative (slope of the tangent line to the graph) of at) at x = 1 was 1/112 for some integer I: what would you expect 71 to be