Which term of the AP: 3, 15, 27, 39,….. is 108 more than its 56th term?
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Step-by-step explanation:
54th term = a +(n-1)d
= 3 + 53x12 = 3 + 636 = 639
therefore 132 + 639 = 771 will be the nth term.
771 = 3 + (n-1)12
768/12 +1 = n
therefore n = 64 +1 = 65
therefore the 65th term will be 132 more than the 54th term.... ANSWER
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