A balloon is a rising vertically over a point A on the ground at the rate of 15 ft/sec. A point B on the ground is level with and 30 feet from A. When the balloon is 40 feet from A, at what rate is its distance from B changing? 13 ft/s 15 ft/s 12 ft/s 10 ft/s
A balloon is a rising vertically over a point A on the ground at the rate of 15 ft/sec. A point B on the ground is level with and 30 feet from A. When the balloon is 40 feet from A, at what rate is its distance from B changing? 13 ft/s 15 ft/s 12 ft/s 10 ft/s
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
Chapter2: Working With Real Numbers
Section2.3: Rules For Addition
Problem 14P
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