Tree Growth
Pro Problems > Math > Algebra > Functions > Word ProblemsTree Growth
The height of a certain tree in feet is calculated by the function h(r) = r3 - 2r + 5, where r is the radius of the trunk in inches.
The diameter of the trunk in inches, is calculated by the function d(y) =
y + 1After how many years will the tree reach a height of 120 feet?
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Problem by Mr. Twitchell
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