Respuesta :

geometric sequence since exponent
[tex]a_n=a_1r^{n-1}[/tex]
a1=firs term
r=common ratio
n=which term

no first term given, or is there?
4^(n-1), first term is 1, common ratio is 4

just plug in 10 for n
[tex]a_{10}=(1)4^{10-1}[/tex]
[tex]a_{10}=4^{9}[/tex]
[tex]a_{10}=4^{9}[/tex]
[tex]a_{10}=262144[/tex]
tenth term is 262144

The tenth term n-1 is an exponent is 262144.

Given that,

Consider that an = 4n-1 represents a sequence.

We have to determine,

What is the tenth term n-1 is an exponent.

According to the question,

The geometric sequence is,

[tex]a_n = a \times n^{r-1}[/tex]

Where, [tex]a_1[/tex] = first term , r =common ratio , n = number of term.

An = 4n-1 represents a sequence.

The tenth term n-1 is an exponent is,

[tex]a_1_0 = 1\times 4^{10-1}\\\\a_1_0 = 1\times 4^{9}\\\\a_1_0 = 1\times 262144\\\\a_1_0 = 262144\\[/tex]

Hence, The required tenth term n-1 is an exponent is 262144.

To know more about the Series click the link given below.

https://brainly.com/question/11234923

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