7-3 Logarithms and Logarithmic Functions
54. f (x) = 10 log
(x − 4) − 5
5
55.
SOLUTION:
SOLUTION:
The function represents a transformation of the
The function represents a transformation of the
graph of
.
graph of
.
a = 10: The graph expands vertically.
h = 4: The graph is translated 4 units to the right.
a =
: The graph is reflected across the x-axis.
k = –5: The graph is translated 5 units down.
h = 4: The graph is translated 4 units to the right.
k = –5: The graph is translated 5 units down.
ANSWER:
ANSWER:
55.
56.
SOLUTION:
The function represents a transformation of the
SOLUTION:
graph of
.
The function represents a transformation of the
graph of
.
a =
: The graph is reflected across the x-axis.
h = 4: The graph is translated 4 units to the right.
a =
: The graph is reflected across the x-axis.
k = –5: The graph is translated 5 units down.
h = –2: The graph is translated 2 units to the left.
k = –5: The graph is translated 5 units down.
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