Kendonbennett24id
Answered

Use the formula below to find the 25th term in the geometric sequence.
an= (-3)2^n-1
A. -100,663,296
B. -50,331,648
C. -25,165,824
D. 50,331,648

Use The Formula Below To Find The 25th Term In The Geometric Sequence An 32n1 A 100663296 B 50331648 C 25165824 D 50331648 class=

Sagot :

Zmceverid

Answer:

B.

Step-by-step explanation:

To solve, substitute 25 in for x:

[tex]a_{x} = (-3)2^x^-^1[/tex]

[tex]a_{x} = (-3)2^2^5^-^1[/tex]

[tex]a_{x} = (-3)2^2^4[/tex]

[tex]a_{x} = (-3)(16777216)[/tex]

[tex]a_{x} = -50331648[/tex]