Answer:
(b) 26.6 days
Step-by-step explanation:
Half life, T = 4 days
initial amount, No = 100 mg
(a) The exponential function is given by

where, N is the amount left.
(b) N = 1 mg

$499.96 x .15 = $74.99 off
$499.96 - $74.99 = $451.98
Hope this helps you!
Answer:
The y-intercept of the function represented in the graph will be: (0, 2)
The graph is also attached.
Step-by-step explanation:
Given the function

the y-intercept of the function can be determined by setting x=0 and solving for y.
so




Thus, the y-intercept of the function represented in the graph will be: (0, 2)
The graph is also attached.
Do you have a picture? I don’t know what information is given