- #1
rafay233
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Homework Statement
Question: Find the slope of the curve at the indicated point.
y= (1/x-1) at x=2
Homework Equations
Don't know what relevant questions mean.
The Attempt at a Solution
(y(x+h) - y(x))/(x+h)-h
( (1/x-1 + h) - (1/x-1) )/h
( (1/2-1 + h) - (1/2-1) )/h
( (1+h) - (1) )/h
h/h=1
the problem is the book says it should be -1.
Help anyone?