-5/-4 -3 -2 -1 -2 34 The above is the graph of the derivative f '(x). How many critical points does the original function f(x) have?
-5/-4 -3 -2 -1 -2 34 The above is the graph of the derivative f '(x). How many critical points does the original function f(x) have?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
this is for practice.
Transcribed Image Text:-5/-4 -3 -2 -1
3
2
A
-1
-2
1
3 4 5
The above is the graph of the derivative f '(x). How many critical points does the original function
f(x) have?
Transcribed Image Text:For some tasks, a sigmoid learning curve is used to model proficiency. Suppose the percent
100
proficiency is given by the model P(t)
where t is days of practice.
1+80e-0.6t¹
=
Find the inflection point, the point where additional practice starts producing diminishing returns.
Give your answer accurate to at least 2 decimal places.
days
Expert Solution
Step 1: Introduction of the given problem
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