Mathematics, 24.06.2021 19:50 rainyfallaw
1. The member of polio cases reported each year worldwide has dramatically decreased.
In the year 2000, there were about 4000 cases of polio. In the year 2008, there were
1700 cases of polio reported.
(a) (3 points) Find an exponential function f(t) = ab' which models the number
of reported polio cases each year since the year 2000. You can round your value
of b to 3 decimal places.
(b) (3 points) Use your function to predict the number of polio cases worldwide in
the year 2022
(c) (3 points) Use your function to predict the year in which there will be only 1
case of polio worldwide.
Answers: 3
Mathematics, 21.06.2019 15:20
Find the image of a(4, -2) after it is reflected over the line y= 2, then reflected over the line x = 2. (-8,6) o (0.-2) o (0,6) (-8, -2)
Answers: 1
Mathematics, 21.06.2019 22:00
Which function in vertex form is equivalent to f(x) = x2 + 6x + 3? f(x) = (x + 3)2 + 3 f(x) = (x + 3)2 โ 6 f(x) = (x + 6)2 + 3 f(x) = (x + 6)2 โ 6
Answers: 1
Mathematics, 22.06.2019 03:00
Ashley spent half of her lunch money on a turkey sandwich. then she spent two-thirds of the money she had left on a bottle of juice and the rest of the money on a cookie. if the cookie cost $.75, how much lunch money did ashley have to start with?
Answers: 2
1. The member of polio cases reported each year worldwide has dramatically decreased.
In the year 2...
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