Differentiation

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  • Q1

    Marks:1
    Answer:

    -1/2.

    Explanation:

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  • Q2

    Marks:1
    Answer:

    Explanation:
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  • Q3

    Marks:1
    Answer:

    -1.

    Explanation:
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  • Q4

    If f(x) = x2 + 2x + 7, f ’(3) equals

    Marks:1
    Answer:

    8.

    Explanation:

    We know that a polynomial function is everywhere differentiable. Therefore, f(x) is differentiable at x = 3.

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  • Q5

    If f(x) = x2 is differentiable at x = 1, then f´(1) is equal to

    Marks:1
    Answer:

    2.

    Explanation:

    Since f(x) is differentiable at x = 1

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