# Math Help - Slope of secant line

1. ## Slope of secant line

Compute the slope of the secant line joining the points on the graph of f whose coordinates are x=1 and x=1.1
Let f(x)=x^3

2. Originally Posted by lisa1984wilson
Compute the slope of the secant line joining the points on the graph of f whose coordinates are x=1 and x=1.1
Let f(x)=x^3
$f(1.1) = (1.1)^3=1.331$

$f(1)=1^3=1$

$slope= \frac{f(1.1)-f(1)}{1.1-1}=...........$

finish it.