Mark M. answered • 12/23/20
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Retired college math professor. Extensive tutoring experience.
Recall that loga(an) = n
So, log4(43) - log3(81) = log4(43) - log3(34) = 3 - 4 = -1
Yeilin J.
asked • 12/23/20Evaluate: this below
log443-log381
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Mark M. answered • 12/23/20
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Mathematics Teacher - NCLB Highly Qualified
These require that you understand what the "log" notation means.
Without that understanding my solutions shall not make sense.
log443 = 3 by definition
log334 = 4 by definition
3 - 4 = -1
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