Find the nth, or general, term.
-1, 7, 49, . . .
A) $7 ^ { n - 1 }$
B) $7 ^ { 1 - n }$
C) $7 ^ { \mathrm { n } }$
D) $7 ( \mathrm { n } - 1 )$

Question

Find the nth, or general, term.
-1, 7, 49, . . . 
A) $7 ^ { n - 1 }$
B) $7 ^ { 1 - n }$
C) $7 ^ { \mathrm { n } }$
D) $7 ( \mathrm { n } - 1 )$

Quizplus · Accepted Answer

The sequence is a geometric sequence where each term is 7 times the previous term. The first term is 1, which can be represented as $7^0$, the second term is $7^1$, the third term is $7^2$, and so on. Therefore, the nth term is $7^{n-1}$.

Find the Nth, or General, Term 7n−17 ^ { n - 1 }7n−1

Find the Nth, or General, Term $7 ^ { n - 1 }$