Question

the 99th term of series 2+7+14+23+34+...is?

Answer 1

Hello user

Observing the general pattern, we will get

5 is added to 1st term = second term

2×5 + 2 is added to 1st term = 3rd term
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99×5 + 98×2 will be added to 1st to give 99th term

So, 99th term = 2 + 495 + 196

= 998

Hope it works