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Author Question: A racetrack curve is banked so that the outside of the curve is slightly elevated ... (Read 103 times)

sc00by25

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on: Feb 28, 2021
Solve the problem.

A racetrack curve is banked so that the outside of the curve is slightly elevated or inclined above the inside of the curve.  This inclination is called the elevation of the track.  The maximum speed on the track in miles per hour is given by

where r is the radius of the track in miles and θ is the elevation in degrees.  Find the maximum speed for a racetrack with an elevation of 30° and a radius of  Round to the nearest mile per hour.
◦ 40,799 mph
◦ 178 mph
◦ 203 mph
◦ -180,960 mph
Precalculus ¦ Sullivan ¦ 10th Edition
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Marked as best answer by sc00by25 on Feb 28, 2021

Kimmy

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Reply #1 on: Feb 28, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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sc00by25

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Reply 2 on: Feb 28, 2021
YES! Correct, THANKS for helping me on my review

yeungji

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Reply 3 on: Yesterday
:D TYSM

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