How do you find the instantaneous rate of change of the function y=4x^3+2x-3 when x=2?
1 Answer
Jun 24, 2018
Explanation:
"the instantaneous rate of change at a point is the"
"value of the derivative at that point, that is it is a"
"measure of the slope of the tangent line"
dy/dx=12x^2+2
x=2tody/dx=12(2)^2+2=50
