06.08.2013 Views

Web skærmformat. - Aarhus Universitet

Web skærmformat. - Aarhus Universitet

Web skærmformat. - Aarhus Universitet

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

II. Integration – 4. Koordinatskift 247<br />

Integralet er<br />

<br />

R<br />

x 2 y dA =<br />

2 √ 4−x2 0<br />

0<br />

x 2 y dy dx<br />

4.37. Opgave<br />

Opgave 1 - alternativt - fortsat<br />

☞ Matematik Alfa 1, August 2002<br />

<br />

x 2 2 <br />

y dA =<br />

√ 4−x2 x 2 y dy dx<br />

R<br />

=<br />

0 0<br />

2 <br />

1<br />

0 2 x2y 2<br />

√ y= 4−x2 y=0<br />

2<br />

1<br />

=<br />

0 2 (4x2 − x 4 )dx<br />

<br />

2<br />

=<br />

3 x3 − 1<br />

10 x5<br />

2 = 32<br />

15<br />

4.38. Populært ☞ [S] 12.5 Applications of double integrals<br />

Anvendelser<br />

0<br />

dx

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!