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Flashcards in logs Deck (3)
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1
Q

If a log doesn’t appear to have a base, what is it?

A

10.

2
Q

What are the laws of logs?

A

log a+log b = log ab
log a a log b + log a÷b
log (a^n)= n log a
log 1 = 0

3
Q

How would you solve 2^2X=5

A

log both sides.
log 2^2x=log 5
2xlog2=log5
2x= log5÷log2