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11 votes
What is the sum of the finite arithmetic series 26+29+32

2 Answers

5 votes

Answer:

87

Step-by-step explanation:

Sn =n\2[2a+(n-1)d]

=3/2[2(26)+(3-1)3]

3/2(52+6)

3/2(58)

=87

User Andergmartins
by
5.4k points
2 votes

Answer:

87

Step-by-step explanation:

2 b eee d d dbbbbbjshshdhdhdhdhshhshssis

User BARNZ
by
4.7k points