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4 votes
Find the 49th term of a sequence with a=50 and D=4​

1 Answer

2 votes

Answer:

a=50

d=4

Then

Sn=n÷2 (2a+(n_1)d)

S49=49÷2 (2×50+(49-1)4)

=7154

User Ulas Keles
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