Question

In: Advanced Math

Find a third-degree-polynomial model of salinity  as a function of time . Use the general form of...

Find a third-degree-polynomial model of salinity  as a function of time . Use the general form of a polynomial in the box on page 114 of our textbook. Hint: proceed much as you did for the quadratic model, and look ahead to the next paragraph.

Explain why it’s possible to find more than one third-degree-polynomial model that fits the data perfectly.

Use your third-degree-polynomial model to predict the salinity at .

Make a large graph of your third-degree-polynomial model, at least through .

Use your third-degree-polynomial model to predict the long-term trend of salinity.

time

salinity

0

20.0 ppt

1 year

14.0 ppt

2 years

10.0 ppt

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