Volume of a rectangular pyramid is one third the product of the area of the base and its height. Find the expression for the volume of a rectangular pyramid whose base has an area of 3x^2+12x+9 square feet and whose height is x+3 feet.

Question

karatechopper · Answer

HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!1

anonymous · Answer

It's probably wrong but x^3+9x^2+27x+27

karatechopper · Answer

showur steps!

anonymous · Answer

.... O.O... ummm... it's kinda a mess of numbers...

anonymous · Answer

and it's probs incorrect... ask one of the smart people..

karatechopper · Answer

i got...x^3=7x^2+15x+9

anonymous · Answer

ya see? I'm probs wrong :/

barrycarter · Answer

http://www.wolframalpha.com/input/?i=1%2F3*%283x^2%2B12x%2B9%29*%28x%2B3%29 (karatechopper, you were right)