15. Which term of the AP:3, 8, 13, 18s 7816. The 17" term of an AP exc – InterviewSolution

1.

15. Which term of the AP:3, 8, 13, 18s 7816. The 17" term of an AP exceeds its le* term by 7 .

Answer»

a=3d=8-3= 5 tn=78tn=a+(n-1)d78=3+(n-1)575=(n-1)515=n-1n=16

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