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# 20-21: Round answers to the nearest hundredth. 20) If $1500 is invested at a rate of 4.5%, how long will it take to triple if compounded... b) quarterly a) semi-annually c) continuously

# 20-21: Round answers to the nearest hundredth. 20) If $1500 is invested at a rate of 4.5%, how long will it take to triple if compounded... b) quarterly a) semi-annually c) continuously

Trigonometry (11th Edition)
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Number 20. I tried solving for “T” but I can’t remember it well. I think you need to use Natural/Logarithms
# 16-19: Solve the following equations. 16) In(x+5)=In(x-1)-In(x+1) 17) log₂ (2x-3) = log₂(x+4) 18) 5log(x-2) = 11 19) log₂ (x+1)+ log₂(x+2) = log₂(x+5) #20-21: Round answers to the nearest hundredth. 20) If $1500 is invested at a rate of 4.5%, how long will it take to triple if compounded... a) semi-annually b) quarterly c) continuously 21) Radioactive iodine is a by-product of some types of nuclear reactors. Its half-life is 60 days. T days, a given amount of radioactive iodine will have decayed to half the original amount. Su nuclear accident occurs and gives off an initial amount of C of radioactive iodine. How long will it take for the radioactive iodine to decay to a level of 20% of the original amc 22-26: Simplify. ein10 23) log3(1/27) 24) log 19
Transcribed Image Text:# 16-19: Solve the following equations. 16) In(x+5)=In(x-1)-In(x+1) 17) log₂ (2x-3) = log₂(x+4) 18) 5log(x-2) = 11 19) log₂ (x+1)+ log₂(x+2) = log₂(x+5) #20-21: Round answers to the nearest hundredth. 20) If $1500 is invested at a rate of 4.5%, how long will it take to triple if compounded... a) semi-annually b) quarterly c) continuously 21) Radioactive iodine is a by-product of some types of nuclear reactors. Its half-life is 60 days. T days, a given amount of radioactive iodine will have decayed to half the original amount. Su nuclear accident occurs and gives off an initial amount of C of radioactive iodine. How long will it take for the radioactive iodine to decay to a level of 20% of the original amc 22-26: Simplify. ein10 23) log3(1/27) 24) log 19
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