log base27 9+log base 8 4
Answers
Answered by
1
Answer:
The answer is
2
3
.
Method 1
log
27
(
9
)
can be interpreted as "
27
to what power is equal to
9
.
Since
27
2
3
=
3
2
=
9
,
log
27
(
9
)
=
2
3
.
Method 2
If it is difficult to see directly, another technique is to change the base:
log
27
(
9
)
can be rewritten as
log
3
(
9
)
log
3
(
27
)
=
2
3
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