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Find the 9th term from the end(towards the first term) of the AP, 5,9,13......165 |
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Answer» -step explanation:5,9,13,.....,165 are in A P. LET 165 be LAST term first term(a)=5,COMMON difference(d)=(9-5)=4 and l =165nth term from END=l-(n-1)*d9th term from end =165-(9-1)*4=165-(4*9-4)=165-36-4=125Hence, 9th term from end =125 |
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