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AP EAMCET201725 Apr 2017Morning ShiftMathematicsQuadratic EquationActual

The set of values of x R satisfying the inequality x^2-4 x-21 0 is

Options

  1. A[3,7]
  2. B[-3,7]
  3. C[-7,3]
  4. D[-7,-3]

Correct answer

B. [-3,7]

Step-by-step solution

No solution. Refer to answer key.

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