441 Answered Questions for the topic Logarithms

Logarithms Algebra 2

11/28/17

Properties of logarithms

Expand each logarithm. 1) log(6/11)^5 2) log(3 x 2^3) 3) log 2^4/5  
Logarithms Algebra 2 Ib Math

11/28/17

Properties of logarithms

Expand each logarithm.Log(6 x 11)
Logarithms Logarithm

11/21/17

Condense each expression to a single logarithm (Show Work Please)

15log7z + 15log7x - 5log7y

Please help with this word problem?

A radioactive isotope, iron-52, used in the creation of medical images of bone marrow, has a half-life of 8.2 hours. If 8 microcuries are given to a patient, how many microcuries are left after 12... more
Logarithms

11/13/17

log(x) = 0.6,log(y) = 0.2, Evaluate log(x^2/y^1/2

Assistance with log is needed please
Logarithms Logarithm

11/10/17

Evaluate expression. - Show Work

Expression: log6 216   Choices:   A) -6   B) 2   C) 3   D) 36

11/10/17

Rewrite equation in logarithmic form. - Show Work.

Equation: 192 = 361   Choices:   A) log361 19 = 2   B) log361 2 = 19   C) log19 361 = 2   D) log19 2 = 361

11/10/17

Rewrite each equation in exponential form - Show Work

Equation: log16 2 = 1/4   Choices:   A) (1/4)^2 = 16   B) 161/4 = 2   C) 162 = 1/4   D) 216 = 1/4
Logarithms Log

11/10/17

log(3x(y)(1/3))+log(y(1/3))

simplify log(3x(y)(1/3))+log(y(1/3))
Logarithms

10/31/17

" if log2 32 = p , and logp q = 2 , find the value of q " how would i go about answering this question?

just wondering as im studying and it's an example question from the book. by log2 32 i mean log 32 , to the base 2, same goes for logp q , which has the base of p
Logarithms

10/30/17

evaluate and show all steps

log497-log864
Logarithms Calculate The Ratio

10/30/17

show all steps and calculate the ratio x/y if

2log5(x-3y)=log5(2x)+log5(2y)
Logarithms

10/30/17

solve fo x and show all steps

2logbx=2logb(1-a)+2logb(1+a)-logb((1/a)-a)2
Logarithms

10/30/17

solve for x and show all steps

logbx=2-a+logb(a2ba/b2)

Solve the equation

log2 3 + log2 x = log2 5 + log2(x − 2)
Logarithms

10/29/17

Logarithm inequality

log2(x-3)+log(2x+6)<=2, (<=, less or equal)

10/25/17

Use the Laws of Logarithms to expand the expression (a and b), or combine the expression (c and d)

a) log (a2 / b4 √c)   b) ln (√x2 +4 / (x2 + 1)(x3 - 7)2)c) 4 ln x −1/3 ln(x2 + 1) + 2 ln(x − 1) d) log 5 + 2 log x + 3 log(x2 + 5)
Logarithms

10/25/17

Half life of dimes

If half of the dimes in the United States disappear every 37 years –and are not replaced – how long will it take for the 4.2 billion dimesminted last year to be virtually all gone?
Logarithms

10/25/17

(EMERGENCY)Logarithms (Simultanoius equation)

Given that a and b are positive constants. Find a and b    ab=25 Log4a - log4b =3

In 1980, the population of blue whales in the southern hemisphere was thought to number 4500. The population N(t) has been decreasing according to the formula

In 1980, the population of blue whales in the southern hemisphere was thought to number 4500. The population N(t) has been decreasing according to the formula N(t) = 4500e−0.1345t, where t is in... more
Logarithms College Algebra

08/08/17

Evaluate the following. Round to the nearest hundredth if necessary.

Log824

Solve for x. Round to the nearest thousandth if necessary.

log2 x + log2 (x-2) = 3

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