# Finding the area of the surface from revolving around the x-axis

Not what you're looking for?

Given:

y = -x^2 + 4x

defined on the closed domain [0,4]

a) sketch the graph

b) Revolve the graph about the x-axis. Find the area of the surface obtained.

##### Purchase this Solution

##### Solution Summary

A surface aof revolution is calculated using integrals. The area of the surface from revolving around the x-axis is examined.

##### Solution Preview

Please see the attached file for the complete solution.

Thanks for using BrainMass.

The graph is correct. To find the area of ...

##### Purchase this Solution

##### Free BrainMass Quizzes

##### Solving quadratic inequalities

This quiz test you on how well you are familiar with solving quadratic inequalities.

##### Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

##### Probability Quiz

Some questions on probability

##### Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

##### Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.