Suppose the functionV= square root 1.418w expresses the landing speed V​ (in feet per​ second) as a function of the gross weight​ (in pounds) of a certain aircraft. Find the inverse function. Use the inverse function to find the gross weight for one of these aircraft for which the proper landing speed is 139 ​ft/sec.   The inverse is w=.... ​(Simplify your answer. Use integers or decimals for any numbers in the​ expression.)   The gross weight of the aircraft is.....pounds. ​(Simplify your answer. Round to the nearest integer as​ needed.)

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter3: Functions
Section3.7: Inverse Functions
Problem 47SE: A car travels at a constant speed of 50 miles per hour. The distance the car travels in miles is a...
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Suppose the functionV= square root 1.418w expresses the landing speed V​ (in feet per​ second) as a function of the gross weight​ (in pounds) of a certain aircraft. Find the inverse function. Use the inverse function to find the gross weight for one of these aircraft for which the proper landing speed is 139 ​ft/sec.
 
The inverse is w=....
​(Simplify your answer. Use integers or decimals for any numbers in the​ expression.)
 
The gross weight of the aircraft is.....pounds.
​(Simplify your answer. Round to the nearest integer as​ needed.)
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