Register
Find dy/du, du/dx, and dy/dx y= u^2 , u=4x+7
41.2k views
3 votes
Find
dy/du, du/dx, and dy/dx

y= u^2 , u=4x+7

User SKG
by
8.2k points

2 Answers

4 votes
y=u² (du/dx[u^n]=n(u^(n-1))u`)
dy/du=2u(u´)=2u

u=4x+7
du/dx=4

dy/dx=(dy/du)(du/dx)=2u(4)=2(4x+7)(4)=8(4x+7)

Answer:
dy/du=2u
du/dx=4
dy/dx=8(4x+7)
User Nate K
by
7.7k points
4 votes
dy/dx =2u
du/dx==4

and
dy/dx= (dy/du)(du/dx)
=2u(4)
= 8u
User Bmcculley
by
7.9k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!