Concept explainers
To Sketch: The given function with local and minimum extrema and
Given:
Graph:
Sketch the graph of
Find the extrema:
Find the first derivative of the function.
Find the second derivative of the function.
To find the
Use the quadratic formula to find the solutions.
Substitute the values
The values of
Find the
Replace the variable
Simplify the result:
So, the
The local minima:
The local maxima:
The function
Find the zeroes of the function
The function has zeros at
Thus, the function
End behaviour:
Use the limits to describe its end behaviour.
The graph falls to the left and rises to the right
Chapter 2 Solutions
PRECALCULUS:GRAPHICAL,...-NASTA ED.
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