Dry Days Before Periods

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A pond has a faucet pouring 5 liters per minute.
Consider the following cases:

1) If the initial volume of the pond was 0 l:

2) If the initial volume of 20 liters.

a) Copy and complete the following table of correspondences.

Write the last line in the corresponding formulas for call any time t .

b) Graph the two functions in the same Cartesian coordinate system. What do you notice?


Exercises like this can be found here .

Here are some books after working with the activity. We need to write the conclusions we reached. We follow in the next class. Remember that the idea is to investigate similarities and differences between the two types of functions: linear and affine function.