The temperature of a metal rod (in degrees Celsius) after minutes is modeled by

MATHEMATICS · Single correct · AP · Calculus AB · Contextual Applications of Differentiation · Contextual Applications of Differentiation

Problem

The temperature of a metal rod (in degrees Celsius) after

t

minutes is modeled by

T(t)=t\sin t+20

. Estimate the temperature at

t=3.1

minutes using information at

t=3

minutes. (a)

20.71

(b)

20.34

(c)

20.14

(d)

20.12