2 4/5, that is it in simplest form
-9 + -5 = -14
I hope that this helps
Answer: the third sentence
By definition, if :
<span>We highlight the following elements:
</span><span>a = Base of the logarithm;
b = logarithmand or antilogarithm
y = logarithm</span><span>
Therefore:
</span><span>Note that since the base was not specified, we know that it is equal to 10.
</span>
<span>
Answer:
</span>
Base of the logarithm = 10