06-05-2017
Mathematics

contestada

Find the 6th term term of the arithmetic sequence 8,5,2,-1

Respuesta :

hennadoshi hennadoshi

06-05-2017

the 6th term is -7. the common difference is -3.

Answer Link

apologiabiology apologiabiology

06-05-2017

sritmetic
an=a1+d(n-1)
a1=first term
d=common difference
n=which term

first term is 8
2nd is 5, so common differnce is -3

an=8-3(n-1)
for 6th term
an=8-3(6-1)
an=8-3(5)
an=8-15
an=-7

te 7th term is -7

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