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PREVIOUS ANSWERS Annual online payments using a certain service from 2014-2020 could be modeled by

`F(t)=230(1.27)^(t) billion dollars ,(0<=t<=6)`

(

`t=0`

represents 2014). What were the average annual payments (in billions of dollars) over the period shown? (Round your answer to the nearest billion dollars.) [HINT: See Example 1.]

`$`

billion Enter a number. Show My Work (Optional) Points] WANEFMAC7 14.3.038. The number of new members joining MySpace each year in the period from 2004 to the middle of 2007 can be modeled by

`m(t)=10.5t^(2)+14t-6 million members per year (0<=t<=3.5),`

where

`t`

is time in years since the start of 2004.

`uarr`

What was the average number of new members joining MySpace each year from the start of 2004 to the start of 2006 ? million members per year