7th Class Mathematics Algebraic Expressions Question Bank Algebra

  • question_answer
    Which of the following expressions is a polynomial?

    A)  \[3{{x}^{\frac{1}{2}}}-4x+3\]                 

    B)  \[4{{x}^{2}}-3\sqrt{x}+5\]

    C)  \[3{{x}^{2}}y-2xy+5{{x}^{4}}\]           

    D)  \[2{{x}^{4}}+\frac{3}{{{x}^{2}}}-1\]

    Correct Answer: C

    Solution :

    For polynomials power should be non- negative integer.


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