13. The top and bottom margins of a poster are each 9 cm and the side margins are each 6cm. If the area of printed material on the poster is fixed at 864 cm?, find the dimensionsof the poster with the smallest area.

Suppose the dimensions of the poster are, x(length) and y(breadth) of the printed area. Here, given…

Answered: 13. The top and bottom margins of a…

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter4: Polynomials

Section4.8: Rate-time-distance Problems

Problem 19P

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13. The top and bottom margins of a poster are each 9 cm and the side margins are each 6 cm. If the area of printed material on the poster is fixed at 864 cm², find the dimensions of the poster with the smallest area.