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# Word Problem Help?

Jack Frost would like his reindeer food plants to grow to a height of (x+3). Write a polynomial expression to find the volume of the reindeer food plants if they reach a height of (x+3)

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- Marley KLv 71 month ago
You need 3 dimensions to find volume. You are given only one, the height, and not told the shape of the plant. If, and only if, the plant is a cube, then all 3 dimensions would be the same and the polynomial expression would be:

(x + 3)^3

and if you multiply that out:

x^3 + 9x^2 + 27x^2 + 27

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