a.
To solve: the equation
At 99 feet, air contains 5% oxygen.
Given information:
The given equation is
Concept Used:
Steps used in graphing calculator:
Enter the function.
Set up a table of values.
Create the table of values.
Solution of the equation.
Calculation:
Enter the function
Set up a table of values for the function. Start the table at zero so that the first several
Create the table of values.
Undefined | 0 |
627 | 1 |
297 | 2 |
187 | 3 |
132 | 4 |
99 | 5 |
At 99 feet, air contains 5% oxygen.
b.
To solve: the equation
At 33 feet, air contains 10% oxygen.
Given information:
The given equation is
Concept Used:
Steps used in graphing calculator:
Enter the function.
Set up a table of values.
Create the table of values.
Solution of the equation.
Calculation:
Enter the function
Graph the functions. Adjust the viewing window so that it shows the point in the first quadrant where the graphs intersect.
Finding the intersection point of the graph using the calculator’s intersect feature.
The graphs intersect at about
Chapter 5 Solutions
Holt Mcdougal Larson Algebra 2: Student Edition 2012
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