Question 1007501
We use the definition of logarithm
y = log base b of x means that x = b^y
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1) log base 3  of x = 9, then 3^9 = x
2) log base 2 of 8 = x, then 8 = 2^x
3) ln of x = 2, then e^2 = x
4) log x = 5, then 10^5 = x