10th Class Mathematics Polynomials Question Bank Assertion And Reason (MCQs) - Polynomials

  • question_answer
    Assertion (A): The graph \[y=f(x)\] is shown in figure, for the polynomia \[f(x)\]. The number of zeroes of \[f(x)\] is 4.
    Reason (R): The number of zeroes of the polynomial \[f(x)\]is the number of points of which \[f(x)\] cuts or touches the axes.

    A) Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A).

    B) Both assertion (A) and reason (R) are true but reason (R) is not the correct explanation of assertion (A).

    C) Assertion (A) is true but reason (R) is false.

    D) Assertion (A) is false but reason (R) is true.

    Correct Answer: C

    Solution :

    [c] As the number zero of polynomial \[f(x)\] is the number of points at which \[f(x)\] cuts (intersects) the X-axis and number of zero in the given figure is 4. So. Assertion is correct but reason is incorrect.


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