If the first and laste terms of an A.P are 8 and 341 respectively. if the cd is 9 how many terms are there and what is their sum
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and 350 respectively. If its common difference is 9, how many terms are there and what is their sum n= a+(n-1)d350=8+(n-1)9350=8+9n-99n=351n=39now sum=n/2(a+l)39/2(8+350)39/2×358=39×179=6 ... Mor
Answer:[tex]n = 39 ,\S_{39}=6981[
tex]Step-by-step explanation:[tex] Given\first
Thus, there are 39 terms in the given A.P.
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