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Find the Monotonocity

Calculus Level 1

If \(f(x)=\dfrac{x^2}{1-\cos x}\), where \(0<x<1\). Which of the following describes the function of \(f(x) \)?

It is a decreasing function It is an increasing function None of these choices (i.e. sometimes increasing, sometimes decreasing)

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Excel in math and science

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