Answer:
81
Step-by-step explanation:
Answer:
If (a and b )≤ 0 then
is disproved
Step-by-step explanation:
If a and b are positive real numbers then:

But if a and b are negative then this axiom is not true as log is not defined
= undefined 
So if (a and b )≤ 0 then
and
are undefined but
is defined.
what is this dude i cant and thank you sa points
Write the given information
Answer:
D
Step-by-step explanation:
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