The temperature of a room heated by a heater is \( 20^{\circ} \mathrm{C} \) when outside tempera... VIDEO
The temperature of a room heated by a heater is \( 20^{\circ} \mathrm{C} \) when outside temperature is \( -20^{\circ} \mathrm{C} \) and it is \( 10^{\circ} \mathrm{C} \) when the outside temperature is \( -40^{\circ} \mathrm{C} \). The temperature of the heater is :https://bit.ly/YTAI_PWAP https://www.pw.live
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