Water left at 150 degrees to cool in 80 degree rm. After t min temp of water is given by t(t)=80+70e^-0.096t

Find temp 10 min later

2 answers

Please label the School Subject. Science?

Sra
Just substitute 10 for t (minutes) and perform the indicated calculation.

T(10 min) = 80 + 70 e^-0.96 = 80 + 26.8
= 106.8 F

(I am assuing Fahrenheit temperatures, since I cannot imagine an 80 C room, or liquid water at 150 C.)