allisonerinsmiouqmf8 allisonerinsmiouqmf8

02-01-2019
Mathematics

contestada

!!!CALCULUS!!! 20 POINTS
Find the first term of the arithmetic sequence in which a_27=-1/2 and the common difference is 2.
103/2
-105/2
-103/2
111/2

Respuesta :

mikikiki mikikiki

02-01-2019

-1/2=a_1+26*2
-1/2=a_1+52
a_1= -1/2-52
a_1= (-1-104)/2
a_1= -105/2

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