CBSE Class 11-science Answered
find
Asked by | 23 Sep, 2008, 10:13: PM
Expert Answer
let a be the first term and d be the common difference
n = a+(m-1)d
and m = a+(n-1)d
solve for a and d.
a = m+n-1 and d = -1
so pth term wil be a+(p-1)d = m+n-1 -(p-1) = m+n-p
Answered by | 24 Sep, 2008, 12:09: AM
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