Juan recently entered into a contract for a cell phone plan. The table shows the monthly cost in dollars, f(x), if Juan sends x
text messages.
What type of function is represented?
linear
quadratic
logarithmic
exponential
What type of function is represented?
linear
quadratic
logarithmic
exponential
1 answer:
You might be interested in
Answer:
y= 7^-t
Step-by-step explanation:
Equation for exponential decay:
An equation represents exponential decay if a term between 0 and 1 is elevated to the independent variable.
In this question:
First option 4 is elevated, so not exponential decay.
Second option:
, thus, the second option represents exponential decay.