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AP EAMCET20227 Jul 2022Evening ShiftMathematicsLimitsActual

_ x -a x^7+a^7 x+a =7 a=

Options

  1. A7
  2. B6
  3. C1
  4. D2

Correct answer

C. 1

Step-by-step solution

aligned & = _ x -a x^7+a^7 x+a =7 & 7(-a)^6=7 & (-a)^6=1 & -a= 1 & a= 1 & aligned

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