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19. [1/2 Points] DETAILS MY NOTES PREVIOUS ANSWERS HARMATHAP12 12.2.051. PRACTICE ANOTHER The rate of change in data ent
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- 19 1 2 Points Details My Notes Previous Answers Harmathap12 12 2 051 Practice Another The Rate Of Change In Data Ent 1 (18.46 KiB) Viewed 46 times
19. [1/2 Points] DETAILS MY NOTES PREVIOUS ANSWERS HARMATHAP12 12.2.051. PRACTICE ANOTHER The rate of change in data entry speed of the average student is ds/dx = 9(x + 9)-1/2, where x is the number of lessons the student has had ands is in entries per minute. (a) Find the data entry speed as a function of the number of lessons if the average student can complete 54 entries per minute with no lessons (x = 0). s(x) = 18(x+9) 2 (b) How many entries per minute can the average student complete after 7 lessons? X entries per minute