
Concept explainers
To check: Whether the curve

Answer to Problem 47E
No, the curve
Explanation of Solution
Given information: The curve is
Calculation:
The condition for the vertical tangent of
The condition for the vertical tangent of
Substitute
Substitute
Substitute
Check the limit graphically.
To graph a function
First press “ON” button on graphical calculator, press
The display will show the equation,
Now, press the
Figure (1)
As observed from the graph, the value of function tends to
So, the value of
Therefore, the curve
Chapter 2 Solutions
Calculus: Graphical, Numerical, Algebraic
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