Hi, how do do if i want to calculate the area limited by three functions.

Say i have the three funtions Y=x, y=8x and y=1/x^2

Printable View

- May 14th 2006, 07:21 AMJonesIntegration problem(simple)
Hi, how do do if i want to calculate the area limited by three functions.

Say i have the three funtions Y=x, y=8x and y=1/x^2 - May 14th 2006, 08:01 AMCaptainBlackQuote:

Originally Posted by**Jones**

two of the curves and a vertical line.

In the example you give we have:

$\displaystyle

Area=\int_{x=0}^{\frac{1}{\sqrt{2}}} \int_{y=x}^{8x} \ dy\ dx\ +

\int_{x=\frac{1}{\sqrt{2}}}^{1} \int_{y=x}^{\frac{1}{\sqrt{x}}} \ dy\ dx

$

RonL