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Yes i help and you can't forget mark brainly
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a=3
a+10d=53
3+10d=53
10d=53-3
10d=50
d=50/1 0
d=5.
s11=11/2{2(3)+10(5)}
s11=11/2(6+50)
s11=11/2(56)
s11=11*28
s11=308
hence the sum of 11 th term is 308.
regards,
expert 17
a+10d=53
3+10d=53
10d=53-3
10d=50
d=50/1 0
d=5.
s11=11/2{2(3)+10(5)}
s11=11/2(6+50)
s11=11/2(56)
s11=11*28
s11=308
hence the sum of 11 th term is 308.
regards,
expert 17
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