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88

Step-by-step Answer
PAGE: 375SET: SelectPROBLEM: 88
Please look in your text book for this problem Statement

The polynomial equation is .

Make a table of values.

Observe the table:

Since is a third degree polynomial, since it has either or real zeros.

The change in sign indicates that there is a zero between and .

Graph:

Graph the function .

Plot the points obtained in the table.

Observe the graph:

The function has relative maxima at -coordinate and it has relative minima at -coordinate .

The function has relative maxima at -coordinate and it has relative minima at -coordinate .



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