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Mathematics 7 Online
OpenStudy (anonymous):

PLEASE HELP IDK WHAT TO DO Find the sum of a finite arithmetic sequence from n = 1 to n = 18, using the expression 4n − 10.

OpenStudy (anonymous):

Just plug in all the numbers from 1-18, then add them.

OpenStudy (anonymous):

1 to 18.

OpenStudy (anonymous):

might take a little while, not that much if you have a calculator.

OpenStudy (anonymous):

so plug 1, 2, 3, 4, .... in for n in the equation?

OpenStudy (anonymous):

@Flashy32

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