1. ## simplify

hi i need to simplify this but i don't know how to, can someone explain how to please?!

2. $\sqrt{75}=\sqrt{3\cdot25}=5\sqrt{3}$

$\sqrt{27}=\sqrt{3\cdot 9}=3\sqrt{3}$

Then:

$\sqrt{75}+\sqrt{27}=5\sqrt{3}+3\sqrt{3}=8\sqrt{3}$

3. Originally Posted by felper
$\sqrt{75}=\sqrt{3\cdot25}=5\sqrt{3}$

$\sqrt{27}=\sqrt{3\cdot 9}=3\sqrt{3}$

Then:

$\sqrt{75}+\sqrt{25}=5\sqrt{3}+3\sqrt{3}=8\sqrt{3}$
Interesting typo in your last line

4. Originally Posted by e^(i*pi)
Interesting typo in your last line

?

5. Originally Posted by e^(i*pi)
Interesting typo in your last line
Oh, sorry, now it is correct (i think)