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11-119.

Solve the equations and inequalities below. Write your solutions in exact form.

  1. Multiply both sides by as a Fraction Buster.

  1. Solve the equation to find the boundary points.

    Graph the values you found for on a number line. Then test values from each region to determine which region(s) make(s) the inequality true.

  1. See the help for part (b).

  1. This quadratic is factorable.