gabysilva00107 gabysilva00107
  • 25-07-2017
  • Mathematics
contestada

Write an exponential function y=an^x for a graph that includes (-4,72) and (-2,18)

Respuesta :

irspow
irspow irspow
  • 25-07-2017
18/72=(ar^-2)/(ar^-4)

1/4=r^2

r=(1/4)^(1/2)

r=1/2

18=a(1/2)^-2

18=4a

9/2=a

y=(9/2)(1/2)^x


Answer Link
wes23465
wes23465 wes23465
  • 13-11-2019

Answer: 1/2

Step-by-step explanation: hope u got it right

Answer Link

Otras preguntas

In these four sentences, the word that's most obviously a loaded word is A. refused. B. sharply. C. argued. D. different. Mark for review
Over the summer, Jackie played video games 3 hours per day. When school began in the fall, she was only allowed to play video games for half an hour per day Wha
what is the least common facter of 10 and 6
Use a cofunction to write an expression equal to csc(5π/11)
how do living things mainly store energy?
What is the main difference between DNA and RNA?
multiply the fractions and simplify the answer 2/5 ×5/7×1/2
You Exercise 24 hours each month for a year. How many hours did you exercise by the end of the year? with distribution?
In sentence 1, the word since is a/an
Germany, Italy, and Japan based their economies upon .