SOLUTION: find the exact value of the logarithm without using a calculator:
log3 (1/81)
Algebra.Com
Question 605869: find the exact value of the logarithm without using a calculator:
log3 (1/81)
Answer by htmentor(1343) (Show Source): You can put this solution on YOUR website!
Since 81 = 3^4, we can write the expression as
log3(1/3^4) = log3(1) - log3(3^4) = 0 - 4*log3(3) = -4
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