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07-08-2018
Mathematics

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What is the sum of the arithmetic sequence 8, 14, 20 …, if there are 24 terms? 1,842 1,844 1,846 1,848?

Respuesta :

07-08-2018

[tex] = \frac{24}{2} (2(8) + 23(6))[/tex]
[tex] = 12(16 + 138)[/tex]
[tex] = 12(154)[/tex]
[tex] = 1848[/tex]

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