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7th Class Mathematics Algebraic Expressions Question Bank Algebraic Expressions

  • question_answer
    Solve \[4{{x}^{2}}\text{ }+\text{ }9{{y}^{2}}\text{ }-\text{ }6xy\] for x = - 2 and y = 3.

    A) 133      

    B) 61

    C) 81 

    D) 123

    E) None of these

    Correct Answer: A

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