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Evaluate each of the following without using a calculator.

`log_(1/9)(81) =`  

 `log_(1/8)(1/8) =`  

 `log_()(1) =`  

 `log_(3)(27) =`  

 `log_(49)(7) =`  

 `log_(10)(-1) =`  

 `log_(1/4)(4) =`  


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   x    (   ) π DNE
( ) ( ] [ ) [ ] —∞ DNE
< > or All Real Numbers DNE
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sin cos tan arcsin arccos arctan  
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