The area of the rectangular piece of cardboard shown below is 165 square inches. The cardboard is used to make an open box by cutting a 3-inch square from each corner and turning up the sides. If the box is to have a volume of 135 cubic inches, find the length and width of the cardboard that must be used. W The length of the cardboard is inches and the width is inches.
The area of the rectangular piece of cardboard shown below is 165 square inches. The cardboard is used to make an open box by cutting a 3-inch square from each corner and turning up the sides. If the box is to have a volume of 135 cubic inches, find the length and width of the cardboard that must be used. W The length of the cardboard is inches and the width is inches.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:The area of the rectangular piece of cardboard shown below is 165 square inches. The cardboard is used to make an open box by cutting a 3-inch square from each corner and turning up the sides. If the
box is to have a volume of 135 cubic inches, find the length and width of the cardboard that must be used.
W
L
The length of the cardboard is
inches and the width is
inches.
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