The following data is given for the stopping distance of a car on a wet road versus the speed at which it begins braking. v (mi/h) 12.5 25 37.5 50 62.5 75 d (ft) 20 59 118 197 299 420 Calculate the rate of change of the stopping distance at a speed of 62.5 mph using (i) the two-point backward difference formula, and (ii) the three-point backward difference formula.
The following data is given for the stopping distance of a car on a wet road versus the speed at which it begins braking. v (mi/h) 12.5 25 37.5 50 62.5 75 d (ft) 20 59 118 197 299 420 Calculate the rate of change of the stopping distance at a speed of 62.5 mph using (i) the two-point backward difference formula, and (ii) the three-point backward difference formula.
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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The following data is given for the stopping distance of a car on a wet road versus the speed at which it begins braking.
v (mi/h) | 12.5 | 25 | 37.5 | 50 | 62.5 | 75 |
d (ft) | 20 | 59 | 118 | 197 | 299 | 420 |
Calculate the rate of change of the stopping distance at a speed of 62.5 mph using (i) the two-point backward difference formula, and (ii) the three-point backward difference formula.
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