Question

Choose the correct alternative that will continue the same pattern and replace the question mark (?) in the given series.
3, 28, 4, 65, 5, 126, 6,?

पर्याय

• 215

• 216

• 217

• 218

Answer 1

217
Explanation:
3         28      4         65      5        126      6         217

  x 3²+1          x 4²+1           x 5²+1            x 6²+1