यदि (5√5 x2-81√3 y2)÷(√5 x-3√3 y = (Ax2+By2+Cxy)) है, तो (6A+B-√15 C) का मान क्या होगा -

  • 1

    10

  • 2

    15

  • 3

    9

  • 4

    12

Answer:- 4

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