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Mathematics
Problem
If
log
343
=
2.5353
\log 343 = 2.5353
lo
g
343
=
2.5353
, then the smallest value of
k
k
k
such that
7
k
>
10
5
7^k > 10^5
7
k
>
1
0
5
is _____. (a) 4 (b) 5 (c) 6 (d) 7
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