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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.
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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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