solve the equation

solve the equation

How does the equation ye^-x = -16e^-x +C go to y= -16+Ce^-x how does the c get multiplied by the e^-x rather than divided...

Scientists at the local university are studying a highly toxic radioactive compound. They have a 200-g sample. They will place this compound in a chamber to be tested. After 3 h, 140 g of the sample...

2ln(x-3)-1/2ln(x+1)-3ln(x2)

use the properties of logarithms to expand the logarithmic expression wherever possible evaluate logarithmic expressions ln((x+4)/(x2-16)5)(4/5)

i)make y the subject of the equation ii)evaluate y when x = 1.72

If point (a,b) lies on the graph y=f(X), the graph y=f-1(X) must contain point .... A.(b,a) B.(a,0) C.(0,b) D.(-a,-b)

log 8 ^ -1/3 The answer is log(1/2) = -0.301 . But what are the mathematical steps of how to go from log 8 ^ -1/3 to log(1/2)

This problem involves the Rule of 70, which gives quick estimates of the doubling time of an exponentially growing quantity. If r% is the annual growth rate of the quantity, then the Rule of 70 says Doubling...

http://s32.postimg.org/ji93r9jxx/Logarithmic_Fade_Out.png Hi there, I am unsure what logarithmic function will provide me with the EXACT above graph. So I could graph the function place...

application that are used to solve this problem.

I"M DYING

In a mountain range of California, the percent of moisture that falls as snow rather than rain can be approximated by the function p(h)=80 LN (h) - 629, where h is the altitude in feet and p(h)...

A 43 mg of a vaccine is given to a patient to prevent measles. The vaccine leaves the body at a rate of 5.2% per hour. b-The number of milligrams of vaccine in the body after h days...

The voltage V across a charged capacitor is given by V(t)6e(-.26)t volts, where t is in seconds. (a) What is the voltage V(6) after 6 seconds? Find the time t when the voltage will...

The domain must be either greater than or less than x. Not sure how to set this up correctly.

Solve the equation for the indicated unknown. Write your answers exactly and then, where appropriate, approximate to four decimal places. log(m-1)-log(m+1)=-1

On a foggy night the intensity of light from an approaching car is drastically reduced. The distance away, d, in metres, is related to the intensity, I, by d=166.67log(1/125). What is the maximum...

Log8(x3) A. Log8(3x) B. 3Log8(x) C. 3+Log8(x) D. Log3(8x) E. Log(x3) F. None of the above.

Log9(*squareroot*Q) A. 2Log9(Q) B. Log9(Q) C. 1/2Log2(Q) D. 1/2+Log9(Q) E. 1/2Log9(Q) F. None of the above.

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