(b) In an A. P., the mth term is - ...
Question
Fullscreen

(b) In an A. P., the mth term is - and the nth term is ( m n), find (mn)th term. m

JEE/Engineering Exams
Maths
Solution
48
Rating
4.0 (1 ratings)
Fullscreen

am=1n&an=1m a+m-1d=1n_____1 a+n-1d=1m=1m______2 Sustracting 1&2, (m-n) d=m-nmnd1mn a+m-1mn=1na=m-m+1mna=1mn amn=mnthterm =a+(mn-1)d =1mn+mn-1mn=mnmn=1

Quick and Stepwise Solutions Just click and Send Download App OVER 20 LAKH QUESTIONS ANSWERED Download App for Free