Respuesta :

Answer:

The fourth term is equal to 5/4

Step-by-step explanation:

geometric sequence

[tex]a_n=a_1.r^{n-1}[/tex]

[tex]a_4=a_1.r^{3}\\\\a_4=10.\frac{1}{2} ^{3}=\frac{5}{4} \\\\[/tex]

lorlor456

for a pex it need to be a decimal so it’s 1.25

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