4. An open box with a square base is required to have a volume of 10ft³. a. Express the amount A of the material to be used, to make the required box, as a function of the length x of a side of the square base. b. Find the amount of the material required for base of 1 ft by 1 ft.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.6: Variation
Problem 2E
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4. An open box with a square base is required to have a
volume of 10ft³.
a. Express the amount A of the material to be used,
to make the required box, as a function of the length x of
a side of the square base.
b. Find the amount of the material required for base
of 1 ft by 1 ft.
Transcribed Image Text:4. An open box with a square base is required to have a volume of 10ft³. a. Express the amount A of the material to be used, to make the required box, as a function of the length x of a side of the square base. b. Find the amount of the material required for base of 1 ft by 1 ft.
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