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MHT CET202019 Oct 2020Evening ShiftMathematicsQuadratic EquationActual

The quadratic equation whose roots are the numbers having arithmetic mean 34 and geometric mean 16 is

Options

  1. Ax²+68 x-256=0
  2. Bx²-68 x-256=0
  3. Cx²-68 x+256=0
  4. Dx²+68 x+256=0

Correct answer

C. x²-68 x+256=0

Step-by-step solution

Quad E q^ n : M of a, b=34a+b=68 GM of a, b,= 6 aligned a, b roots a b &=256 x²-68 x+256 &=0 aligned

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