1. DATA ANALYSIS The number of hours of daylight in Denver, Colorado on the 15th of
each month are: The month is represented by with corresponding to January. A
model for the data is given by
(a) Use a graphing utility to
graph the data points and the model in the same viewing window.
(b) What is the period of the
model? Is it what you expected? Explain.
(c) What is the amplitude of the
model? What does it represent in the context of the problem? Explain.
2. The
Leaning Tower of Pisa is not vertical, but if you know the angle of elevation
to the top of the tower when you stand feet
1. DATA ANALYSIS The number of hours of daylight in Denver, Colorado on the 15th of
each month are: The month is represented by with corresponding to January. A
model for the data is given by
(a) Use a graphing utility to
graph the data points and the model in the same viewing window.
(b) What is the period of the
model? Is it what you expected? Explain.
(c) What is the amplitude of the
model? What does it represent in the context of the problem? Explain.
2. The
Leaning Tower of Pisa is not vertical, but if you know the angle of elevation
to the top of the tower when you stand feet away from it, you can find its height
using the formula
Q240;
1. N 24 E
means 24 degrees north of east.
2. RATE OF CHANGE The rate of change of the function is given by the expression
Show that this expression can also
be written .
3. RATE OF CHANGE The rate of change of the function is given by the expression Show
that this expression can also be written as
4. RATE OF CHANGE The rate of change of the function is given by the expression Show
that this expression can also be written as.
5. The
even and odd trigonometric identities are helpful for determining whether the
value of a trigonometric function is positive or negative.
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