the amount of daily electricity,in kilowatt-hours,a solar panel produces is determined by the product of the rated output,in kilowatts,of the solar panel and the hours of direct sunlight the panel receives that day.If for 21 consecutive days, a solar panel receives 4 hours of direct sunlight per day and has rated output of 0.375 kilowatts,how much electricty ,in kilowatts-hours,will the solar panel produce during 21 days?