Consider a closed rectangular box with a square base with side x and height y. a. Find an equation for the surface area of the rectangular box. S(x, y) = Preview b. If the surface area of the rectangular box is 240 dy when x = dx square feet, find 6 feet and y = 7 feet. dy Preview dx

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter1: Equations, Inequalities, And Mathematical Modeling
Section: Chapter Questions
Problem 23T
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Question 10(both parts)

Consider a closed rectangular box with a square
base with side x and height y.
a. Find an equation for the surface area of the
rectangular box.
S(x, y) =
Preview
b. If the surface area of the rectangular box is 240
dy
when x =
dx
square feet, find
6 feet and y = 7
feet.
dy
Preview
dx
Transcribed Image Text:Consider a closed rectangular box with a square base with side x and height y. a. Find an equation for the surface area of the rectangular box. S(x, y) = Preview b. If the surface area of the rectangular box is 240 dy when x = dx square feet, find 6 feet and y = 7 feet. dy Preview dx
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