Write an explicit formula for the sequence 10, 9.5, 9, 8.5, 8, … Then find a subscript 8.

Question

(1 point)
Responses

a subscript n baseline equals 10 minus .5 left parenthesis n minus 1 right parenthesis, a subscript 8 baseline equals 6.5
Image with alt text: a subscript n baseline equals 10 minus .5 left parenthesis n minus 1 right parenthesis , Image with alt text: a subscript 8 baseline equals 6.5

a subscript n baseline equals 10 minus .5 left parenthesis n minus 1 right parenthesis, a subscript 8 baseline equals 6
Image with alt text: a subscript n baseline equals 10 minus .5 left parenthesis n minus 1 right parenthesis , Image with alt text: a subscript 8 baseline equals 6

a subscript n baseline equals 10 plus .5 left parenthesis n minus 1 right parenthesis, a subscript 8 baseline equals 6.5
Image with alt text: a subscript n baseline equals 10 plus .5 left parenthesis n minus 1 right parenthesis , Image with alt text: a subscript 8 baseline equals 6.5

a subscript n baseline equals 10 plus .5 left parenthesis n minus 1 right parenthesis, a subscript 8 baseline equals 7.5

Answer 1

Image with alt text: a subscript n baseline equals 10 plus .5 left parenthesis n minus 1 right parenthesis , Image with alt text: a subscript 8 baseline equals 7.5