- #1
thomas49th
- 655
- 0
Hi, I don know how to go about expanding things such as
[tex]3x\sqrt{3x-1}[/tex]
apparently that equals 12x^{2} - 4x
i know that [tex]3x\sqrt{3x-1}[/tex] can be written as [tex]3x(3x-1)^{\frac{1}{2}}[/tex]
but i don't know what to do. I can't remeber.
Thanks :)
[tex]3x\sqrt{3x-1}[/tex]
apparently that equals 12x^{2} - 4x
i know that [tex]3x\sqrt{3x-1}[/tex] can be written as [tex]3x(3x-1)^{\frac{1}{2}}[/tex]
but i don't know what to do. I can't remeber.
Thanks :)