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Let f(x) = (1 - x)^2 sin^2 x + x^2 for ...

Let `f(x) = (1 - x)^2 sin^2 x + x^2 ` for all x ∈ R, and let `g(x) = ∫((2(t - 1))/(t + 1) - ln t)f(t)dt` for t ∈ [1, x] for all x ∈ (1, ∞).Which of the following is true ?

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