题目
题目

UCIC 202503 EMTH118 Quiz 9

数值题

For the function f(x) f(x) , if the point of inflection is located at (a,b) (a,b) , find the value of a a .f(x)=x3+−5x2+−9x+45 f(x)=x^3+-5x^2+-9x+45 Calculate your answer correct to 2 decimal places.

题目图片
查看解析

查看解析

标准答案
Please login to view
思路分析
To locate the point of inflection, we need to examine the second derivative of f. 1) Start with the given function: f(x) = x^3 - 5x^2 - 9x + 45. 2) Differentiate to obtain f'(x): f'(x) = 3x^2 - 1......Login to view full explanation

登录即可查看完整答案

我们收录了全球超50000道考试原题与详细解析,现在登录,立即获得答案。

类似问题

For the function [math: f(x)] , if the point of inflection is located at [math: (a,b)] , find the value of [math: a] .[math: f(x)=x3+−5x2+−9x+45] f(x)=x^3+-5x^2+-9x+45 Calculate your answer correct to 2 decimal places.

Given the following graph of 𝑓 ( 𝜃 ) = cos ⁡ ( 𝜃 ) , at what angle measure do the output values of  𝑓  change from increasing at an increasing rate to increasing at a decreasing rate?  

Question textThe function f \colon \mathbb{R} \rightarrow \mathbb{R}, \quad f(x) = x^2 e^{-x} has two inflection points. These occur when x = a\pm\sqrt{b} for non-negative integer values a= Answer 1 Question 26[input] and b= Answer 2 Question 26[input].

Question textThe function f \colon \mathbb{R} \rightarrow \mathbb{R}, \quad f(x) = x^2 e^{-x} has two inflection points. These occur when x = a\pm\sqrt{b} for non-negative integer values a= Answer 1 Question 26[input] and b= Answer 2 Question 26[input].

更多留学生实用工具

加入我们，立即解锁 海量真题 与 独家解析，让复习快人一步！