### Home > PC3 > Chapter 7 > Lesson 7.2.5 > Problem 7-129

7-129.

Approximate the slope of the tangent line (instantaneous rate of change) for the function* f*(*x*) = 5* ^{x}* −

*x*

^{3}at

*x*= 1. Homework Help ✎

Let *x* = 1 and *h* = 0.001.

7-129.

Approximate the slope of the tangent line (instantaneous rate of change) for the function* f*(*x*) = 5* ^{x}* −

Let *x* = 1 and *h* = 0.001.