1 pcch228notesday1andday2notebook november122013

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Unformatted text preview: each interval and plug it into the inequality to determine where it is positive or negative • State the intervals that make up the solution set. 1 pc ch 2 2.8 notes day 1 and day 2.notebook November 12, 2013 EXAMPLE Let f(x) = (x + 3)(x2 + 1)(x ­ 4)2. Determine the real number values of x that cause f(x) to be: • Zero • Positive • Negative Solve 2x3 – 7x2 – 10x + 24 > 0 2 pc ch 2 2.8 notes day 1 and day 2.notebook November 12, 2013 An alternate method to solve the inequality is to graph the function in the coordinate plane. If the inequality is < the solution will be below the x­axis. If the inequality is > the solution will be above th...
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