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Home > CCA > Chapter 11 > Lesson 11.2.3 > Problem 11-71

11-71.
  1. Solve the equations and inequalities below. Check your solutions, if possible. Homework Help ✎

    1. ≥ –4

    2. x2 + x – 20 < 0

    3. 2x2 – 6x = –5

    4. =

See problems 11-30, 11-38, and 11-55.

all real numbers

−5 < x < 4

This is a quadratic equation.