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SAT Math Practice Question #31293 - SATify | SATify

#31293

counting

exponential

sequences and series

medium

60 sec

A sequence begins with the number 3. Every subsequent term is found by multiplying the previous term by 10. Which of the following equations represents the $n$ th term, $a_{n}$ , of this sequence?

A.

$a_{n} = 3 (1 0^{n})$

B.

$a_{n} = 10 (3^{n - 1})$

C.

$a_{n} = 3 (1 0^{n - 1})$

D.

$a_{n} = 10 (3^{n})$