makennamarieb
makennamarieb makennamarieb
  • 01-07-2018
  • Mathematics
contestada

Solve
f(x)=15(0.2)^x
f(x)=40+1^x
X=years
Solve for x.
Thanks to whoever answers and best answer will be brainiest!

Respuesta :

konrad509
konrad509 konrad509
  • 01-07-2018
[tex]f(x)=15\cdot0.2^x\\ 0.2^x=\dfrac{f(x)}{15}\\ x=\log_{0.2}\dfrac{f(x)}{15}\\\\\\ f(x)=40+1^x\\ 1^x=f(x)-40\\ x=\log_1(f(x)-40)[/tex]
Answer Link

Otras preguntas

LAST QUESTION! The general willingness of firms to produce and sell a product at various prices is __________. demand supply quantity demanded quantity supplied
what is the title of the presiding official of the House of Representatives
Anglo-Saxon England was conquered in 1066 by __________. Charlemagne Attila the Hun Charles Martel Duke William of Normandy
Give an example of how migration affects population size?
What is the proper economic term for money that is available for investment? It is "capital," or even more properly, "financial capital." It is "capital," or ev
if y=-8 when x=-2, find x when y=32
A plumber is fitting a water pipe that is 3\4 foot long on to a water pipe that is 2\12 foot long. How long will the finished pipe be?
-4x-2y=4 2y=-4x-4 I need to find the solution to this equation, please help?
If Iran invests in buildings and tools for new businesses, it is investing in natural resources. human capital. capital goods. human resources.
Which area was completely changed, religiously and culturally, by the Seljuks? A. Anatolia B. Antioch C. Tripoli D. Edessa