formula for finding nth term from end of a finite ap. nd then find..find the 11th term from the end of the AP : 10,7,4....-62.NO SPAMMINGтЭМтЭМ
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first term=t1= a =10
common difference= t2- t1=7-10=-3
tn= a+(n-1)d
for n=11
t11=10+(11-1)(-3)
t11=10+(10)(-3)
t11=10+(-30)
t11=10-30
t11=-20
common difference= t2- t1=7-10=-3
tn= a+(n-1)d
for n=11
t11=10+(11-1)(-3)
t11=10+(10)(-3)
t11=10+(-30)
t11=10-30
t11=-20
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