Examlex
In the triangle below, c = 103.00 yd. Solve the triangle for sides a and b. Round sides to the nearest 100th of a unit.
Sigma Notation
A concise way of expressing a sum of terms using the Greek letter sigma (Σ), indicating a series to be added together.
Alternating Series
A series in mathematics where the terms alternately change their signs between positive and negative.
Sum
The total amount resulting from the addition of two or more numbers, quantities, or items.
Arithmetic Sequence
A sequence of numbers in which each term after the first is obtained by adding a constant to the preceding term.
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