Tell whether the set of ordered pairs satisfies an exponential function. explain your answer.
{(-2, 4), (-1, 2), (0, 1), (1, 0.5)}

For each increment of x, they value is halved.

This can be represented by the function f (x) =0.5^x. The initial value is one

i dont understand the question? ?

step-by-step explanation:

32/80  

91/140

the last one 54 doesn't go into 45. 54/100 ?

step-by-step explanation: