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49

Step-by-step Answer
PAGE: 317SET: ExercisesPROBLEM: 49
Please look in your text book for this problem Statement

The inequality is .

As the symbol is and , the solution lies above the -axis.

The related function is .

Solve the equation.

                                     (Related function)

                                   (Add to each side)

                                  (Quadratic formula)

                 (Substitute and )

                             (Multiply)

                                       (Simplify)

or    (Write into two equations)

or                                (Simplify)

Graph:

Graph the parabola and the -intercepts at and .

Observe the graph:

The graph lies below the -axis between and .

The solution set of the inequality is .

Solution set is .



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