## anonymous 5 years ago √15+5√3-2√27

1. anonymous

$\sqrt{15}-\sqrt{3}$

2. anonymous

3. anonymous

Yes.

4. anonymous

can you do it by steps? my teacher grades hard....

5. anonymous

$\sqrt{15}+5\sqrt{3}-2\sqrt{27}$ $\sqrt{15}+5\sqrt{3}-6\sqrt{3}$ $\sqrt{15}-\sqrt{3}$ (Because 5 - 6 on the last two radicals is -1)