Question

b) loga (80) = 4 log10 2 + log10 5
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Answer 1

Step-by-step explanation:

log80 base 10

= log(16×5)

=log 16 + log 5 because logab=log a+log b

=log2^4+log 5

=4log2+log5 16=2^4

hope this helps

Answer 2

Answer:

log80 base 10

= log(16x5)

=log 16 + log 5 a+log b

=log2^4+log 5

=4log2+log5

hope this helps

bson. Genius

because logab=log

16=2^4