This is the Partial Sum of the first 4 terms of that sequence: 2+4+6+8 = 20. A Sequence is a set of things (usually numbers) that are in order. A Partial Sum is the sum of part of the sequence.
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Math can be confusing, but there are ways to make it easier. One way is to clear up the equations.
follow these steps: Find a1 by plugging in 1 for n. Find a2 by plugging in 2 for n. Divide a2 by a1 to find r. For this example, r = –3/9 = –1/3. Notice that this value is the same as
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Math can be challenging, but it's also a subject that you can master with practice.
To solve a math equation, you need to find the value of the variable that makes the equation true.
Mathematics is the study of numbers, shapes, and patterns. It is used in everyday life, from counting to calculating taxes, and its principles can be applied to solve problems in many different fields.