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3^x = (1/9)^3 What is the value of x?
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1/9 = 3 ^-2 so 3^x= 3^-2*3 therefore x=-6
alright thanks what about 4^x = 1
4 ^x = 4^0 ( as 4^0=1) so x=0
thanks and last one please x^-3 = 1/1000
LOL ok
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Thanks a lot mate
\[x^{-3} = 1/ x^3\] and \[1/1000 = 1/ 10 ^3\] so x= 10
Thanks!
yw :D
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