(x2-xy-72y2) का गुणनखण्ड क्या होगा ?

  • 1

    (x-8y)(x+9y)

  • 2

    (x-9y)(x+8y) 

  • 3

    (x-6y)(x+12y)

  • 4

    (x-y)(x+72y) 

Answer:- 2

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