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Introduction to Logarithms (7:01) Gives the definition of the logarithm after giving several examples such as
is equivalent to
. What power do I need to raise
to in order to get
? Three. Several examples, including
for all bases.
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and
together! Really it’s an interactive text document covering similar material to the above video, but requiring input from the user.
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Evaluate a logarithm such as
.
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Evaluating logarithms (more advanced) (4:20)
Includes,
,
, and
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Evaluate a logarithm (more advanced practice) such as
.
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Relationship between exponentials and logarithms (1:42)
Sal rewritesas
and
= -3 as
.
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Relationship between exponentials and logarithms: graphs (4:10)
Deducing equations of exponentials and logarithms from their graphs. -
Relationship between exponentials and logarithms: tables (5:58)
Given incomplete tables of values ofand its corresponding inverse function,
, Sal uses the inverse relationship of the functions to fill in the missing values.
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Relationship between exponentials and logarithms.
Students are asked to solve various problems that focus on the relationship betweenand