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Q:

यदि ( 2x – y): ( 5x+3y)=3 : 8 है तो ( x2 + y2) : ( x2 – y2) का मान होगा।

  • 1
    257 : 255
  • 2
    145 : 144
  • 3
    144 : 143
  • 4
    133 : 122
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Answer : 2. "145 : 144"

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