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badATalgebra
 2 years ago
What is the sum of a 17term arithmetic sequence where the first term is 7 and the last term is 105?
badATalgebra
 2 years 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
 2 years 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
 2 years ago
Best ResponseYou've already chosen the best response.0(1057)/16=7(common difference) (105+7)(1057+7)/(14)=810

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

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

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