ALGEBRA
posted by Urgen please help .
(a) Write the expression in terms of natural logarithms. (Express all logarithmic functions in terms of ln(x) in your answer.)
log_(8.9) \(135\) =
(b) Give a calculator approximation (correct to four decimal places).
log_(8.9) \(135\) ~=

log_{8.9}135 = ln135/ln8.9 = 2.2439
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