Question 712442
πr²h
----- = V
3


πx²(3x)
------- = V   {substituted x, in for r, and 3x in for h}
3


πx³ = V  {added the exponents on same variable and canceled the 3's}
<br>For more help from me, visit: <a href = "http://www.algebrahouse.com/" target = "_blank">www.algebrahouse.com</a><br><br>