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avatar+1904 

\(1000^x=0.1\); solve for x

 Dec 19, 2015

Best Answer 

 #2
avatar+1904 
+5

\(1000^x=0.1\)

 

\((10^3)^x=0.1\)

 

\(10^(3x)=0.1\)

 

\(10^(3x)=1/10\)

 

\(10^(3x)=10^-1\)

 

\(3x=-1\)

 

\(x=-1/3\)

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 Dec 19, 2015
 #1
avatar+204 
0

1/10*1/1000 = 1/10000

x=1/10000

 Dec 19, 2015
 #2
avatar+1904 
+5
Best Answer

\(1000^x=0.1\)

 

\((10^3)^x=0.1\)

 

\(10^(3x)=0.1\)

 

\(10^(3x)=1/10\)

 

\(10^(3x)=10^-1\)

 

\(3x=-1\)

 

\(x=-1/3\)

gibsonj338 Dec 19, 2015
 #3
avatar
+5

Solve for x over the real numbers:
1000^x = 0.1

0.1 = 1/10:
1000^x = 1/10

Take the logarithm base 1000 of both sides:
Answer: | x = -1/3

 Dec 19, 2015

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