+0  
 
+2
259
1
avatar+376 

Both $a$ and $b$ are positive integers and $b > 1$. When $a^b$ is the greatest possible value less than 399, what is the sum of $a$ and $b$?

RektTheNoob  Sep 10, 2017
 #1
avatar+87301 
+1

 

Note

 

19^2  =  361

 

So....a +  b  =   21

 

 

cool cool cool

CPhill  Sep 10, 2017
edited by CPhill  Sep 10, 2017

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