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

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