Let \(\chi_A(x)\) denotes the function which is 1 if x ∈ A and 0 otherwise. Consider f(x) = \(\sum_{n=1}^{200}\frac{1}{n^6}\chi_{[0, \frac n{200}]}(x)\), x ∈ [0, 1]. Then which of the following is NOT correct
1
f(x) is Riemann integral on [0, 1]
2
f(x) is Lebesgue integral on [0, 1]
3
f(x) is continuous function on [0, 1]
4
f(x) is monotone function on [0, 1]
5
Question Not Attempted