Solve the following equations: (You may leave your answer in exponential form or logarithmic form). a) Solve the logarithmic equation log, (r + 25) – log3 (x – 1) = 3 b) Solve the exponential equation e2 – e* = 12

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter6: Exponential And Logarithmic Functions
Section6.1: Exponential Functions
Problem 68SE: An investment account with an annual interest rateof 7 was opened with an initial deposit of 4,000...
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Solve the following equations: (You may leave your answer in exponential form or
logarithmic form).
a) Solve the logarithmic equation
log3 (x + 25) – log3 (r – 1) = 3
b) Solve the exponential equation
e2a – e* = 12
Transcribed Image Text:Solve the following equations: (You may leave your answer in exponential form or logarithmic form). a) Solve the logarithmic equation log3 (x + 25) – log3 (r – 1) = 3 b) Solve the exponential equation e2a – e* = 12
If $1500 is invested in an account at an interest rate of 2.0% per year, find the amount
of the investment at the end of 5 years for the following compounding methods:
a) Annually
b) Quarterly
c) Monthly
d) Continuously
Transcribed Image Text:If $1500 is invested in an account at an interest rate of 2.0% per year, find the amount of the investment at the end of 5 years for the following compounding methods: a) Annually b) Quarterly c) Monthly d) Continuously
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