C
generate the first few terms using the recursive formula
= - 7 ×
= -
= -
×
= -
= -
×
= -
r = /
=
the n th term formula (explicit ) for a geometric sequence is
=
= - 7(
)^(n - 1)
A student scored 66,87,and 97 on three algebra tests. What must he score on the fourth test in order to have an average grade of
1 answer:
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