211 Answered Questions for the topic Logarithm

Logarithm Calculus Precalculus

06/04/20

Please help! I can't figure this out!
log2x-2=√log2x-2everything on the right side is under the radical. plz helpp!
Follows • 1
Expert Answers •2
Logarithm Math Sat Math Exponents

06/04/20

Exponent and Logarithm Help!!!
So im doing a math review for my SAT test the problem is: If s = t 1/2gt² then log t equals toa.) log s - log 2 - log gb) log (s/g)c) 1/2 (log s + log 2 - log g)d) log (sg)PS. Online course is... more
Follows • 3
Expert Answers •1

06/01/20

If 900 grams of a radioactive substance are present initially and three years later only 300 grams remain, how much of the substance will be present after six years?
Follows • 1
Expert Answers •2

06/01/20

how would ya go about solving this equation:
how would ya go about solving this equation:log3(16x+1) = log3(x-4) + 4thanks
Follows • 2
Expert Answers •2

05/31/20

Solve the following log equation.
log2(x-2)+ log2(x+5)= 1
Follows • 1
Expert Answers •5
Logarithm

05/28/20

I need help with a math word problem
I need help writing a word problem about some real world situation whose answer can be found bysolving the equation 70,000 · 0.75 ^ x = 25,000
Follows • 1
Expert Answers •1
Logarithm Math Algebra Exponents

05/27/20

How do you solve for y in terms of x in this logarithmic equation?
log x + 2 log y = 3 log 2Answers are given as y = 2 x sqrt(2/x) / -2 x sqrt(2/x) (rejected) or y = sqrt(8/x) / y=-sqrt(8/x) (rejeted)I got 10^[log10(8/x)]/2, how do I solve for y in a manner that... more
Follows • 1
Expert Answers •1

05/23/20

How can logarithms be used to solve equations in the form 10^(mx+n)=c?
How can logarithms be used to solve equations in the form 10^(mx+n)=c?
Follows • 1
Expert Answers •2
Logarithm Math Trigonometry Logs

05/20/20

Logs in equivalent forms including proof
Combine log3x - 4logx + logy into one logarithm and simplify. Assume all variable are positive.
Follows • 1
Expert Answers •1

05/20/20

Why is log(-527) not able to be evaluated

Dave was trying to use a calculator to evaluate log(-527)but he kept getting an error message explain why his calculator would not provide a value for log ( -527)
Follows • 1
Expert Answers •2
Logarithm Algebra 2 Logarithms

05/14/20

The population of a city is 81,000 and the annual growth rate is 0.9%. Write an equation to model the population y after x years.
Follows • 1
Expert Answers •1
Logarithm Math Sat Math

05/11/20

Math Tutorial #13
The domain for y = 7 log 3 isa) X E R b) X > 3c) X ≥ 0d) X > 0
Follows • 1
Expert Answers •1
Logarithm Math Exponents Sat

05/11/20

Homework question help!!!!
The fish population in Looney Ton Lake is modeled by the equation P(t) = 2500(0.92)t, where p(t) represents the number of fish and t represents the time, in years, since January 2010. In which year... more
Follows • 1
Expert Answers •1
Logarithm Math Sat Math Exponents

05/11/20

Homework question help!!!
The number of bees in a colony is modeled by the equation N(d) = 120(1.15)d, where N(d) represents the number of bees and d represents the number of days from now. How many bees should the... more
Follows • 1
Expert Answers •1
Logarithm Math Exponents Sat

05/11/20

Math question #7 Logarithm
Determine the equation of the exponential regression function for the data.X - 0 1 2 3 4 5Y - 74.8 60.2 47.8 38.3 30.8 24.4a) y =... more
Follows • 1
Expert Answers •1
Logarithm Math Sat Math Exponents

05/11/20

Math question #6
The population of a specific bacteria growing in a Petri dish is modeled by the function:  p(t) = 5000 (2)t/3Where p(t) represents the number of bacteria and t represents the time, in days, after... more
Follows • 1
Expert Answers •1

05/11/20

Math question help!!!!
The population of a specific bacteria growing in a Petri dish is modelled by the function p(t)=5000(2)t/8 , where p(t) represents the number of bacteria and trepresents the time, in days, after the... more
Follows • 1
Expert Answers •1
Logarithm Math Sat Math Exponents

05/11/20

Homework question #3
Determine the y - intercept of the exponential function g(x) = 1/2 (10)xa) 10b) 0c) 5d) 1/2
Follows • 1
Expert Answers •1
Logarithm Math Sat Math Exponents

05/11/20

Homework question #2
Identify the range of the exponential function y = 2(3)xa.) (y|y < 0, y E R)b.) (y|y > 0, y E R)c.) (y|y ≤ 0, y E R)d.) (y|y ≠ 0, y E R)
Follows • 1
Expert Answers •1
Logarithm Trigonometry

05/04/20

can the power property of logarithms be derived from the power property of exponents using the equation bx = m? if not, explain why. if so show the derivation
Follows • 1
Expert Answers •1
Logarithm Precalculus

05/01/20

log3(x+6)-log3(x-1)=1 - Not sure how to finish factoring this log3 question
This is the original equation: log3(x+6)-log3(x-1)=1This is what I've figured out so far:log3(x+6)-log3(x-1)=1log3((x+6)(x-1))=1 (combine like expressions)(x+6)(x-1)=3 (factor... more
Follows • 1
Expert Answers •1
Logarithm Math Algebra 2

04/23/20

A bacteria culture initially contains 3000 bacteria and doubles every half hour. Find the size of the bacterial population after 20 minutes. Find the size of the bacterial population after 8 hours.
Follows • 1
Expert Answers •1
Logarithm Math Algebra 2

04/23/20

The population of a city in 2010 was 4.2 million and the relative growth rate was estimated at 2.4% per year.

Assuming that the city's population follows an exponential growth model, find the projected city population in 2026.
Follows • 1
Expert Answers •1
Logarithm Math Algebra 2

04/23/20

Find how many years it would take for an investment of $4000 to grow to $7800 at an annual interest rate of 7.9% compounded weekly.
Follows • 1
Expert Answers •1
Logarithm Math Algebra 2

04/23/20

How much would you need to deposit in an account now in order to have $2000 in the account in 10 years? Assume the account earns 2.8% interest compounded weekly.
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.