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11th Standard English Medium Business Maths Subject Applications of Differentiation Book Back 1 Mark Questions with Solution Part - II

11th Standard

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Business Maths

Time : 00:30:00 Hrs
Total Marks : 5
    5 x 1 = 5
  1. The maximum value of f(x) = sinx is ________.

    (a)

    1

    (b)

    \(\frac { \sqrt { 3 } }{ 2 } \)

    (c)

    \(\frac { 1 }{ \sqrt { 2 } } \)

    (d)

    \(-\frac { 1 }{ \sqrt { 2 } } \)

  2. If u = 4x2 + 4xy + y2 + 32 + 16 , then \(\frac { \partial ^{ 2 }u }{ \partial y\partial x } \) is equal to ________.

    (a)

    8x + 4y + 4

    (b)

    4

    (c)

    2y + 32

    (d)

    0

  3. If u = \({ e }^{ { x }^{ 2 } }\) then \(\frac { \partial u }{ \partial x } \) is equal to _______.

    (a)

    \({ 2x }e^{ { x }^{ 2 } }\)

    (b)

    \({ e }^{ { x }^{ 2 } }\)

    (c)

    \({2 e }^{ { x }^{ 2 } }\)

    (d)

    0

  4. A company begins to earn profit at _______.

    (a)

    Maximum point

    (b)

    Breakeven point

    (c)

    Stationary point

    (d)

    Even point

  5. if q = 1000 + 8p1 - p2 then, \(\frac { \partial q }{ \partial { p }_{ 1 } } \) is _______.

    (a)

    -1

    (b)

    8

    (c)

    1000

    (d)

    1000 - p2

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