Question

From 1995 through 2005, the number v ogveterans (in thousands) receiving compensation and pension benefits for service in the armed forces can be modeled by v = − 0.1731 t 4 + 7.405 t 3 − 106.50 t 2 + 607.2 t + 2133where t is the year, with t = 5corresponding to 1995. (4 pts. each)

a) Use the second derivative to determine the concavity of v.

b) Find the points of inflection for the graph of v.

c) Interpret the meaning of the inflection point(s) for the graph of v.

Answer 1

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