Question

defination of sigma and the use of sigma​

Answer 1

Answer:

Sigma is the 18th letter of the Greek alphabet and is equivalent to our letter 'S'. In mathematics, the upper case sigma is used for the summation notation. The lower case sigma stands for standard deviation. If you notice, the two formulas that use these two symbols both start with the letter 's'.

A series can be represented in a compact form, called summation or sigma notation. the greek capital letter, ∑ , is used to represent the sum. ... the expression is read as the sum of 4n as n goes from 1 to 6 .

Explanation:

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Answer 2

Answer:

the 18th letter in the Greek alphabet (Σ, σ, or, when final, ς), a consonant, transliterated as S. 2. mathematics. the symbol Σ, indicating summation of the numbers or quantities indicated.

use

A series can be represented in a compact form, called summation or sigma notation. The Greek capital letter, ∑ , is used to represent the sum. The series 4+8+12+16+20+24 can be expressed as 6∑n=14n . The expression is read as the sum of 4n as n goes from 1 to 6 .

Explanation:

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