1.   Solve x2 + 2x - 15 > 0.
    A. -3, 5 B. {x | -5 < x < 3}
    C. {x | x < -3 or x > 5} D. {x | x < -5 or x > 3}
    Hint

  2.   Solve 2m2 - 3m -2 0.
    A.
    B.
    C.
    D.
    Hint

  3.   Solve x2 + 7x < –12 algebraically.
    A. {x| –4 < x < –3} B. {x| 3 < x < 4}
    C. {x| 4 < x < 3} D. {x| –3 < x < –4}
    Hint

  4.   Solve by graphing.
    A. {x| 0 < x < 3.12} B. {x| –1.12 < x < 3.12}
    C. {x| 0 < x < 3} D. {x| –1.12 < x < 0}
    Hint

  5.   When is it true that x2 + x > –2?
    A. all real numbers B.
    C. D.
    Hint



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