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h=3a+28.6 A pediatrician uses the mode...

`h=3a+28.6`
A pediatrician uses the model above to estimate the height h of a boy, in inches, in terms of the boy’s age a, in years, between the ages of 2 and 5. Based on the model, what is the estimated increase, in inches, of a boy’s height each year?

A

3

B

5.7

C

9.5

D

14.3

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The correct Answer is:
A
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