Use the definition of a logarithm to prove . Hint: Let
and
. Then,
and
.
A) Let and
so that
and
. Then
and by definition,
; that is
.
B) Let and
so that
and
. Then
and by definition,
; that is
.
C) Let and
so that
and
. Then
and by definition,
; that is
.
Correct Answer:
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