List of top Mathematics Questions on Functions asked in MET

If \(n \in \mathbb{N}\), then \(|\sin nx|\)

If \(f(x) = \cos[\pi^2]x + \cos[-\pi^2]x\), then

The range of \(f(x) = \sec\left(\frac{\pi}{4}\cos^2 x\right)\), \(-\infty<x<\infty\) is

The domain of the function \(f(x) = \frac{\sin^{-1}(3 - x)}{\log(|x| - 2)}\) is

If \(f(x) = (a - x^n)^{1/n}\), where \(a>0\) and \(n\) is a positive integer, then \(f[f(x)]\) is equal to

A function \(f(x) = \frac{x^2 - 3x + 2}{x^2 + 2x - 3}\) is