SOLUTION: Find the sum of the sequence algebraically.
5k+3 is the common difference
k=1 is the starting term
Number of terms is 5
Algebra.Com
Question 537470: Find the sum of the sequence algebraically.
5k+3 is the common difference
k=1 is the starting term
Number of terms is 5
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Find the sum of the sequence algebraically.
5k+3 is the common difference
k=1 is the starting term
Number of terms is 5
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a(5) = 1 + 4(5k+3) = 20k+13
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S(5) = (5/2)(1 + 20k+13)
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S(5) = (5/2)(20k+14)
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S(5) = 5(10k+7)
--
S(5) = 50k+35
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Cheers,
Stan H.
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