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Evaluate a) log^3 81 b) log^25 5

Evaluate a) log^3 81 b) log^25 5
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1 vote
Evaluate a) log^3 81 b) log^25 5

asked
User Anthony Pegram
by
8.2k points

1 Answer

1 vote
We evaluate the logs as follows:
a]
log_3 81
=log_3 (3^4)
=4 log_3 3
=4×1
=4

b]
log_5 25
=log_5 5²
=2log_5 5
=2×1
=2

answered
User Atmo
by
8.4k points
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