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11th Standard English Medium Business Maths Subject Differential Calculus Book Back 1 Mark Questions with Solution Part - I

11th Standard

    Reg.No. :
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Business Maths

Time : 00:30:00 Hrs
Total Marks : 5
    5 x 1 = 5
  1. If \(f\left( x \right) =\begin{cases} { x }^{ 2 }-4x\quad ifx\ge 2 \\ x+2\quad ifx<2 \end{cases}\), then f(5) is _______.

    (a)

    -1

    (b)

    2

    (c)

    5

    (d)

    7

  2. If f(x) = \(\frac{1-x}{1+x}\) then f(-x) is equal to _______.

    (a)

    -f(x)

    (b)

    \(\frac{1}{f(x)}\)

    (c)

    \(-\frac{1}{f(x)}\)

    (d)

    f(x)

  3. The graph of y = 2x2 is passing through _______.

    (a)

    (0,0)

    (b)

    (2,1)

    (c)

    (2,0)

    (d)

    (0,2)

  4. The minimum value of the function f(x) = |x| is _______.

    (a)

    0

    (b)

    -1

    (c)

    +1

    (d)

    \(-\infty \)

  5. If f(x) = 2x and get g(x) = \(\frac{1}{2^x}\) then (fg)(x) is ________.

    (a)

    1

    (b)

    0

    (c)

    4x

    (d)

    \(\frac{1}{4^x}\)

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