Cambridge Maths Academy

수학 모음 (Maths collection) 전체보기 This question comes from a test paper for A-level maths for Michaelmas Term at Eton College. Q14. At time $t$ secons after the start of an experiment, the temperature of a cooling liquid is proportional to $\textrm{e}^{-kt}$. (a) Given that the liquid's initial temperature was $80^\circ$C, find a formula for $T$ in terms of $t$ and $k$. [1 mark] (b) Given also that ..