The stopping distance d of a car after the brakes have been applied varies directly as the square of the speed r. A car traveling 60 mph can stop in 200 ft. 44. Express stopping distance as a function of speed. a. What stopping distance corresponds to a speed of 36 mph? b. ЛЕ

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
Chapter12: Quadratic Functions
Section12.8: Joint And Combined Variation
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The stopping distance d of a car after the brakes have been applied varies directly as the
square of the speed r. A car traveling 60 mph can stop in 200 ft.
44.
Express stopping distance as a function of speed.
a.
What stopping distance corresponds to a speed of 36 mph?
b.
ЛЕ
Transcribed Image Text:The stopping distance d of a car after the brakes have been applied varies directly as the square of the speed r. A car traveling 60 mph can stop in 200 ft. 44. Express stopping distance as a function of speed. a. What stopping distance corresponds to a speed of 36 mph? b. ЛЕ
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