Respuesta :

Answer:

a.2.5

Step-by-step explanation:

This equation is in the form

y =ab^x

where a is the initial value and b is the growth or decay

y = 2.5(3.4)^x

a = 2.5 or the initial value

b = 3.4

Answer:8.5

Step-by-step explanation:

2.5-11