Mathematics Equations
By DarthVader
Date: 2022-10-12
Topic: 167 see comments
Post views: 911
Summing Consecutive Numbers To Form A Series
For a series of consecutive numbers:
sum = ((first term + last term) / 2) × number of terms
Written as:
Sn = n(a1 + an) / 2
Where:
a1 = first term.
an = Last term,
Sn = Sum of n terms.
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