यदि (𝒙+𝟏/𝒙)=3, तब (𝒙𝟐+𝟏/𝒙𝟐) बराबर होगा -
(लोअर III भर्ती परीक्षा, 2016)

  • 1

    10/3

  • 2

    82/9

  • 3

    7

  • 4

    11

Answer:- 3

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