AM-503

Exponential and logarithmic models

A Math · Secondary 3 · Medium · Exponential and logarithmic models

The temperature

T\,^{\circ}\text{C}

of a drink

t

minutes after it is taken out of a fridge is modeled by

T=25-18e^{-t/4}

. Find the temperature after 8 minutes, correct to 1 decimal place.

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