MM
Mashaal Masha
Feb 24, 2024
| $x$ | $f(x)$ |
|---|---|
| $0$ | $5$ |
| $1$ | $\frac{5}{2}$ |
| $2$ | $\frac{5}{4}$ |
| $3$ | $\frac{5}{8}$ |
The table above gives the values of the function $f$ for some values of $x$. Which of the following equations could define $f$?
Difficulty: Medium
A:
$f(x)=5(2^{x +1})$
B:
$f(x)=5(2^{x})$
C:
$f(x)=5(2^{-(x + 1)})$
D:
$f(x)=5(2^{-x})$
ID: 65d992c694fbe38fff16360c