find the 11th last term of an ap is 27, 23, 19. .-65.
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Answered by
2
l-(n-1)d
-65-(11-1)-4
-64-(-44+4)
-64+44-4
-25 is the required answer
-65-(11-1)-4
-64-(-44+4)
-64+44-4
-25 is the required answer
saurabh144:
thanks bro
your answer is wrong
answer is+25
No (-25)
yes
-25
Answered by
3
AP = -65,-61.......19,23,27
a=(-65)
d=4
an=a+(n-1)d
a11=(-65)+(11-1)4
all=(-65)+40
a11=(-25)
a=(-65)
d=4
an=a+(n-1)d
a11=(-65)+(11-1)4
all=(-65)+40
a11=(-25)
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