Question-   The function f(x) = 2.9√x + 20.1 models the median height, f(x), in inches, of boys who are x months of age. The graph of f is shown below.

question image
Solution-
View the complete solution to this problem.

20. The function f(x) = 2.9¥x + 20.1 models the median height, f(x), in inches, of boys who are x months of age. The graph of f is shown below. Boys’ Heights J wu —] fx) = 2.9Vx + 20.1 8 8 8 Median Height (inches) 5 0 10 20 30 40 50 Age (months) Source: Laura Walther Nathanson, The Portable Pediatrician for Parents a. Describe how the graph can be obtained using transformations of the square root function F£@) = Vx. b. Use the model to find the average rate of change, in inches per month, between birth and 10 months. Round to the nearest tenth. c. Use the model to find the average rate of change, in inches per month, between 50 and 60 months. Round to the nearest tenth. How does this compare with your answer in part (b)? How is this difference shown by the graph?

Our Happy Testimonials

They are fast in responding to homework questions. they have the best technical writers. Thanks for helping me with my programming doubts.

studentDyana
5  stars image

I contact to disklib for homework, they help me out, despite there was some technical issue they gone through extra mile for me and provide me good quality work in first priority. 100% recommended.

studying on laptopAsif Waheed
5  stars image

Desklib's study resources are best & unique. Their study database is easy to access and easy to use.
100 % recommended.

library and studentsMike Taylor
5  stars image