4. If water is being drained from a swimming pool and V liters is the volume of the water at the time t minutes after the draining starts, where � = 250 1600 − 80� + � 2 , how fast is the water flowing out of the water pool 5 minutes after the draining starts?

Water is leaving at 17500m^3 per minute

Step-by-step explanation:

Given

Required

The rate when time is 5 minutes

We have:

Open bracket

Differentiate

At 5 minutes, we have:

This means that water is leaving at 17500m^3 per minute

if the pizza is divided equally into 2 equal halves then you would get

πr^2/2

where r is the radius of the pizza.

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