SOLUTION: Find the instantaneous rate of change, using the definition, of 𝑓(𝑥) = 5𝑥^2 + 4𝑥 at 𝑥 = 3.

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: Find the instantaneous rate of change, using the definition, of 𝑓(𝑥) = 5𝑥^2 + 4𝑥 at 𝑥 = 3.      Log On


   

Question 1140416: Find the instantaneous rate of change, using the definition, of 𝑓(𝑥) = 5𝑥^2 + 4𝑥 at 𝑥 = 3.
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
The derivative is f'(x)=10x+4 and at x=3, f'(x) =34. That is the slope of the curve at x=3.