Question

h = 3a + 28.6: A pediatrician uses this formula 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?

Answer 1

Based on the model, 28.6 is the estimated increase, in inches, of a boy’s height each year.