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8^x=64

 Feb 12, 2016

Best Answer 

 #1
avatar+8261 
+5

82=64

 Feb 12, 2016
 #1
avatar+8261 
+5
Best Answer

82=64

DragonSlayer554 Feb 12, 2016
 #2
avatar
+5

8^x = 64    as a log refresher

Log both sides

 

log(8^x) = log(64)

xlog8 = log64

x = log64/log8 = 2

 Feb 12, 2016
 #3
avatar+8261 
0

So, am I correct?

 Feb 12, 2016
 #4
avatar+118616 
0

Yes DragonSlayer, you are correct, you just needed to finish it with x=2      laugh

 Feb 13, 2016

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