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2x^2-11+5<0

Directions: Solve the inequality by graphing.

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Robert J. | Certified High School AP Calculus and Physics TeacherCertified High School AP Calculus and Ph...
4.6 4.6 (13 lesson ratings) (13)
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Do factorization first,

(2x-1)(x-5) < 0

Since the parabola opens up, the solution must be between the two zeros.

Answer: 1/2 < x < 5

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Attn: I assumed the original inequality should have been 2x2-11x+5 < 0.

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