10th Class Mathematics Sample Paper Mathematics Sample Paper-6

  • question_answer The area of a rectangle is\[{{\mathbf{x}}^{\mathbf{2}}}+\mathbf{12xy}+\mathbf{27}{{\mathbf{y}}^{\mathbf{2}}}\] and its length is\[\left( \mathbf{x}+\mathbf{9y} \right)\], then find the breadth of the rectangle.

    A) \[\left( x-3y \right)\]             

    B)   \[\left( x+3y \right)\]

    C) \[\left( 3-3y \right)\]              

    D)        \[\left( 3+3y \right)\]

    E) None of these

    Correct Answer: B


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