(a)
To calculate: To graph the function for a waterfalls.
(a)
Explanation of Solution
Given information: The function
Tallest U.S Waterfalls | ||
Waterfall | State | Height (m) |
Olo’upena Falls | Hawaii | 900 |
Pu’uka’oku Falls | Hawaii | 840 |
Waihilau | Hawaii | 792 |
Colonial Creek Falls | Washington | 788 |
Johannesburg Falls | Washington | 751 |
Calculation:
Given the function
Consider the waterfall Johannesburg Falls
Height of waterfall
Thus, the function becomes:
When
When
When
When
Plotting the graph of the function:
Conclusion:
Hence, graph for waterfall is plotted
(b)
To calculate: To find the time taken by drop of water to reach the river at the base of waterfall
(b)
Answer to Problem 24PPS
Time taken by drop of water to reach the river at the base of Johannesburg waterfall is approximately
Explanation of Solution
Given information: The function
Tallest U.S Waterfalls | ||
Waterfall | State | Height (m) |
Olo’upena Falls | Hawaii | 900 |
Pu’uka’oku Falls | Hawaii | 840 |
Waihilau | Hawaii | 792 |
Colonial Creek Falls | Washington | 788 |
Johannesburg Falls | Washington | 751 |
Calculation:
Given the function
Consider the waterfall Johannesburg Falls
Height of waterfall
Thus, the function becomes:
Time taken by drop of water to reach the river at the base of Johannesburg waterfall is calculated by substituting
Conclusion:
Hence, time taken is approximately
Chapter 9 Solutions
Pre-Algebra Student Edition
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