Consider the function f(x): = 2x+1' We approximate f(x) by the Lagrange interpolating polynomial P₂ (x) at the points xo = 0, x₁ = 1 and x₂ = 2. A bound of the theoretical error of this approximation at x = 0.75 is: O 1.875 11.25 1.250 None of the choices

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