- #1
amcavoy
- 665
- 0
[tex]\int x^3\sqrt{4-9x^2}dx[/tex]
I tried to use [tex]x=\frac{2}{3}\cos{(x)}[/tex] but it just left me with [tex]\int \sin^3{(x)}\cos^2{(x)}dx[/tex]
Any suggestions?
Thanks for your help.
I tried to use [tex]x=\frac{2}{3}\cos{(x)}[/tex] but it just left me with [tex]\int \sin^3{(x)}\cos^2{(x)}dx[/tex]
Any suggestions?
Thanks for your help.