Teaching DSSSB TGT Mock Test 2025 Mathematical Science Analysis Discontinuity & Functions of Bounded Variation
f(x) = \(\begin{cases}x^2\cos\frac1x, x\neq0\\0, x=0\end{cases}\) then
1
f is of bounded variation on [-1, 1]
2
f' is of bounded variation on [-1, 1]
3
|f'(x)| ≤ 1
4
|f'(x)| ≤ 4