MCQ
If $x^{2 n-1}+y^{2 n-1}$ is divisible by $x+y$, if $n$ is:
- ✓a positive integer
- Ban even positive integer
- Can odd positive integer
- DNone of these
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Column-I | Column-II | ||
| (A) | If $\text{P}(\text{n},4)=20.\text{P}(\text{n},2)$ then the value of n is | (1) | 28 |
| (B) | $\ ^5\text{p}_\text{r}=\ ^{26}\text{p}_\text{r-1}$ | (2) | 4 |
| (C) | $\ ^5\text{p}_\text{r}=\ ^{6}\text{p}_\text{r-1}$ | (3) | 7 |
| (D) | Value of $\frac{8!}{6!\times2!}$ is | (4) | 3 |