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 one year ago
What is the sum of a 17term arithmetic sequence where the first term is 7 and the last term is 105?
 one year ago
What is the sum of a 17term arithmetic sequence where the first term is 7 and the last term is 105?

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cwrw238
 one year ago
Best ResponseYou've already chosen the best response.2the formula for this is Sum = ( n/2){ a + l) whre n = number of terms , a = first term and l = last term

marsss
 one year ago
Best ResponseYou've already chosen the best response.0(1057)/16=7(common difference) (105+7)(1057+7)/(14)=810

badATalgebra
 one year ago
Best ResponseYou've already chosen the best response.0833 893 913 943 these are the choices

badATalgebra
 one year ago
Best ResponseYou've already chosen the best response.0833, but i got a positvie

marsss
 one year ago
Best ResponseYou've already chosen the best response.0yes i had a mistake. sorry :)
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