The faster a locomotive travels, the more horsepower is needed. The formula H(x) = 0.157(1.033) x calculates

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The faster a locomotive travels, the more horsepower is needed. The formula H(x) = 0.157(1.033)^x calculates this horsepower for a level track. The input x is in miles per hour and the output H(x) is the horsepower required per ton of cargo.

(a) Evaluate H(30) and interpret the result.

(b) Determine the horsepower needed to move a 5000-ton train 30 miles per hour.

(c) Some types of locomotives are rated for 1350 horsepower. How many locomotives of this type would be needed in part (b)?

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College Algebra With Modeling And Visualization

ISBN: 9780134418049

6th Edition

Authors: Gary Rockswold

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Question Posted: Jun 05, 2023 07:05 AM

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The faster a locomotive travels, the more horsepower is needed. The formula H(x) = 0.157(1.033) x calculates

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a b c H 30 01571033 30 042 ...View the full answer

College Algebra With Modeling And Visualization

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