Calculus
posted by Anonymous .
Find the instantaneous rate of change when x = 3 given the function g(x) = 5x^2 + 6x.
My answer:
g'(x) = 10x + 6
10(3)+6 = 36

Calculus 
bobpursley
g'=10x+6 when x=3, g'=36
Respond to this Question
Similar Questions

Calc
"Let f(x,y)=2(x^2)y(y^3)+x4. a) Find the local linearization of f at (3,1) b) Compute the directional derivative of f at (3,1) in the direction towards the point (2,3). At (3,1), is the function f increasing or decreasing in the … 
calculus
Given the function: f(x)=x^34x^2+6x3 a) Find the average rate of change of the function on the interval [2,4] b)find the instantaneous rate of change of the function at x=3. 
calculus
i'm not sure how to do this. can someone help, please? 
Math
Could someone help me with these questions, I don't know question c) and d) Consider the function f(x) = (0.1x1)(x+2)^2. a) Determine the function's average rate of change on 2<x<6. Answer; Avg rate of change is 3.2 b) Estimate … 
Math~Reinyyy
Could someone help me with these questions, I don't know question c) and d) Consider the function f(x) = (0.1x1)(x+2)^2. a) Determine the function's average rate of change on 2<x<6. Answer; Avg rate of change is 3.2 b) Estimate … 
instantaneous rate of change problem
Joe is investigating the rate of change of the function y=cos x on the interval xE[0,2π]. He notices that the graph of y=cos x passes through the xaxis at 45°. He also determines the instantaneous rate of change at x = 0, π, … 
Function: Rate of Change
Joe is investigating the rate of change of the function y=cos x on the interval xE[0,2π]. He notices that the graph of y=cos x passes through the xaxis at 45°. He also determines the instantaneous rate of change at x = 0, π, … 
function rate of change
Joe is investigating the rate of change of the function y=cos x on the interval xE[0,2π]. He notices that the graph of y=cos x passes through the xaxis at 45°. He also determines the instantaneous rate of change at x = 0, π, … 
MATH
Create a graph of a function given the following information: The instantaneous rate of change at x = 2 is zero. The instantaneous rate of change at x = 3 is negative. The average rate of change on the interval 0 <x <4 is zero. 
Pre calculus/ Advanced Functions
Samuel is investigating the rate of change of the function f(x) = cos x on the interval xE[0, 2pi]. He notices that the graph of f(x) passes through the xaxis at pi/2. He also determines the instantaneous rate of change at x = 0, …