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Mathematics, 20.07.2019 02:30 shyyyy13

Alarge coffee urn dispenses coffee at a hospital cafeteria. the cafeteria is open from 6 am until 7 pm daily. the rate at which coffee is added to the urn is modeled by the function e(x)=3x3+20 , where the rate is measured in cups of coffee per hour since the cafeteria opened. the rate at which coffee is dispensed from the urn is modeled by the function l(x)=5x2+10 , where the rate is measured in cups of coffee per hour since the cafeteria opened. what does (e−l)(4) mean in this situation?

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Alarge coffee urn dispenses coffee at a hospital cafeteria. the cafeteria is open from 6 am until 7...
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