Question 1161953
(1) log.base5.0.625
Not clear.
You probably mean {{{log(5,.0625)}}}
0.0625 = 5^-4
log = -4
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(2) log.base2.4+log.base5.25
(3) log.base5.root5+log.base5.9
(4) log.basex.4=2