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algebra

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find the x-intercepts for the function f(x)= 4x2 - 4

  • algebra -

    The x-intercept is a point in the equation where the f ( x ) -value is zero.

    4 x ^ 2 - 4 = 0

    4 x ^ 2 = 4 Divide both sides with 4

    x ^ 2 = 1

    x = sqrt ( 1 )

    x = + OR - 1

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