Concept explainers
The amplitude satisfy the equation
Answer to Problem 90P
It is proved that amplitude satisfy the equation
Explanation of Solution
Consider the expression for
Use the trigonometric relation given below to simplify equation (I)
Use equation (II) in (I)
Substitute
Conclusion:
Let us check whether
Substitute
Thus, the maximum value of
For
For
These values are correctly matching with those in graph.
In case of original function, for
For
Therefore amplitudes in graph satisfies equation
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Chapter 11 Solutions
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