# Math Help - Double integral problem!

1. ## Double integral problem!

Hi, Can't integrate the function for this double integral may have had a brain fade but can't figure how to approach it.

$
\int_0^9\int_{y^{1/2}}^3 sin(x^3) . dx.dy

$

2. Originally Posted by monster
Hi, Can't integrate the function for this double integral may have had a brain fade but can't figure how to approach it.

$
\int_0^9\int_{y^{1/2}}^3 sin(x^3) . dx.dy

$
Hint: change the order of integration