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f(x) = x^(2) - 1 in [-1,1]...

`f(x) = x^(2) - 1` in [-1,1]

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The correct Answer is:
c=0
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Knowledge Check

  • Let f(x)=x^(2)- x+1, x ge 1//2 , then the solution of the equation f^(-1)(x)=f(x) is

    A
    `x=1`
    B
    `x=2`
    C
    `x = 1/2`
    D
    `x=0`
  • Let f(x)=(x+1)^(2)-1, x ge -1 . Then the set {x:f(x)=f^(-1)(x)} is

    A
    `{0,-1,(-3 pm i sqrt(3))/(2), (-3-i sqrt(3))/(2)}`
    B
    `{0,1,-1}`
    C
    `{0,1}`
    D
    empty
  • If f(x) = {{:(2x-1, if, x gt 1),(x^(2)+1, if, -x le x le 1):} and if (f(1) + f(3) + f(x))/(f(2) + f(-1) + f(1//2))=32/25 , then x=

    A
    1
    B
    0
    C
    4
    D
    `-2`
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