Progression Practice Test 1

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Question : 6 of 23

Marks: +1, -0

If nth term of an AP is

n^3 + 5

, then find its 7th term.

342
344
346
348
None of the above

Solution:

We have

t_n = n^3 + 5

t_7 = (7)^3 + 5 = 343 + 5

⇒ t_7 = 348

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