Let \(\rm \sum u_n=\frac{(-1)^n x^n}{n \log n} \)
And \(\rm \sum v_n=\displaystyle\sum_{n=1}^{\infty} \frac{(-1)^{n-1} x^n}{n\left(1+x^n\right)}\)
Then which of the following is/are not true on [0, 1].
1
∑un is uniformly convergent but ∑vn is not
2
∑vn is uniformly convergent but ∑un is not.
3
∑un and ∑vn both uniformly convergent.
4
Neither ∑un nor ∑vn is uniformly convergent.