This exercise uses elementary properties of the Richter Scale. One earthquake has a Richter scale reading of 6.5. A second is 100 times as strong. What is its Richter scale reading?

Q: Given loga(m) = 10 and loga(n) = 20, find loga(mn2). (Enter an exact number.)

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Q: The population of a city was at 6,000 people in 2001. If the population grows at a rate of 1.7% each…

A: Given the population city was 6000 people in 2001. If population grows at a rate of 1.7% each year.…

Q: A thermometer reading 70° F is placed in an oven preheated to a constant temperature. Through a…

A: Thermometer reading 70 degree fahrenheit is placed in oven preheated to a constant temperature

Q: A certain forest covers an area of 2500 km". Suppose that each year this area decreases by 5.75%.…

A: Explanation of the solution is given below...

Q: The population of Knoxville is 500,000 and is increasing at the rate of 3.75% each year.…

A: Given The population of Knoxville is 500,000 and is increasing at the rate of 3.75% each year.…

Q: How would I find the formula for this and then estimate the population in 2023

A: detailed solution is given below

Q: Match the formula of the exponential

A: Given are the graphs and the exponential functions as a. f(x)=-14xb. f(x)= 14xc. f(x)=4xd. f(x)=-4x…

Q: For Exercise, simplify the expression without using a calculator. loga 16

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Q: A bacteria culture starts with 3000 bacteria and grows to 50,000 in 3 hours. a) What is the doubling…

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Q: The half-life of Radium-226 is 1590 years. If a sample contains 300 mg, how many mg will remain…

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Q: AIT student places 100 bacteria into a petri dish. Six hours later, he measures 450 bacteria.…

A: AIT student places 100 bacteria into a petri dish. Six hours later, he measures 450 bacteria.

Q: Find the deniva tive of the given Fimction log 4 (x) +16

A: Fx=log4x+16x⇒Fx=lnxln4+16x

Q: The half-life of carbon-14 is about 5730 years. a. Complete the table, which shows the amount of…

A: .

Q: A strong earthquake in Samar released 8.30x10^15 joules of Energy. What is the magnitude of the…

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Q: One earthquake has magnitude 3.9 on the MMS. If a second earthquake has 600 times as much energy as…

A: The expression to calculate the magnitude of the earthquake is, M=23 log10EE0⋯⋯⋯1 Given, the first…

Q: Miss Frizzle and her students noticed that a particular bacterial culture started off with 356 cells…

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Q: A certain forest covers an area of 4800 km2. Suppose that each year this area decreases by 7%. What…

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Q: The half-life of a radioactive kind of uranium is 2 years. If you start with 5,712 grams of it, how…

A: According to question given that The half life of a radioactive kind of uranium is = 2 years A0=5712…

Q: Nigeria has a growth rate of 0.025 or 2.5%. Describe what this means?

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Q: How long would it take for a population to double if the population growth is 0.5%? please show your…

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Q: The value of log; v8 is 2

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Q: A thermometer reading 70° F is placed in an oven preheated to a constant temperature. Through a…

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Q: A thermometer reading 65° F is placed in an oven preheated to a constant temperature. Through a…

A:

Q: The half-life of Radium-226 is 1590 years. If a sample contains 300 mg, how many mg will remain…

A:

Q: Bellville is growing at 1.8%.  How many years will it take for Bellville to double its living…

A: Let, the current standard of Bellville is P The growth rate is 1.8% Let after t years, the living…

Q: The half-life of Radium-226 is 1590 years. If a sample contains 500 mg, how many mg will remain…

A: Given: The half-life of Radium -226 is 1590 years.  Sample  = 500 mg  To find: How many mg will…

Q: A wooden artifact from an ancient tomb contains 35 percent of the carbon-14 that is present in…

A: The question is exponential function based and we can identify it as we are given the half life. We…

Q: In a certain culture of bacteria, the number of bacteria increased sixfold in 10h. How long did it…

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Q: Estimate the error in the value log 2-7 obtained from the following data.

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Q: he population of greater Lafayette is increasing at a rate of .95% each year. If the population was…

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Q: Say you have placed 10,000 pesos in your bank account that pays 4% interest, compounded…

A: The continuous compounding formula is, A = Pert  where, P is the initial amount A is the final…

Q: The magnitude of an earthquake, measured on the Richter scale, is log 107, where / is the amplitude…

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Q: ou have 5,280 grams of a radioactive kind of tin. How much will be left after 516 days if its…

A: ln e=1 ln ab= b ln a

Q: A small metal bar, whose initial temperature was 20° C, is dropped into a large container of boiling…

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Q: Juliana invested $5,000 at 5.25% p.a. simple interest. How many days will it take for her investment…

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Q: A certain forest covers an area of 3800 km". Suppose that each year this area decreases by 5.75%.…

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Q: Write the following as an exponential expression. Vis? 3 15

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Q: Human hair from a grave in Africa proved to have only 91% of the carbon 14 of living tissue. When…

A: Given:

Q: The population of a city is 168,000. The population declines by 2.6​% every​ year, what will the…

A: It is given that:

Q: gasoline prices are rising at a rate of 0.8% per month.  What is their doubling time? Bywhat factor…

A: gasoline prices are rising at a rate of 0.8% per month. Let its present price is x . Let after n…

Q: You invest ​$1000. If the account grows by 6.1​% per​ year, how quickly will the account be…

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Q: A total of $14000 is invested, part of it at 5.5% and the rest at 9%. The totalinterest after one…

A: Consider x as the amount invested at rate of 5.5%. That is 0.055x. Then 14000 – x is the amount…

Q: The half-life of Radium-226 is 1590 years. If a sample contains 300 mg, how many mg will remain…

A: Radioactivity equation is given by,           N =NO e-λt  where, NO = Initial quantity…

Q: If Sandago has a present population of 70,000, and the population is increasing by 3% each year.…

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Q: Battery life span in hours

A: Calculations for the given sample:

Q: The population of deer in Culberson County, Texas, is declining at an estimated rate of 0.8% per…

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Q: How much would you expect systolic blood pressure to change if a person commits to reducing their…

A: From the given information expect systolic blood pressure to change if a person commits to reducing…

Q: The population of the Philippines doubled from 1967 to 1997. Assuming the rate of population…

A: Let 'x' be the population of Philippines in 1967. Therefore, in 1997 the population become '2x'   We…

Q: In 1950 the world's population was about 2,555,982,611 with a growth rate of approximately 1.68%,…

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