Qwerty1956 Qwerty1956

14-06-2020
Mathematics

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Please help. 20 points and brainliest.

Please help 20 points and brainliest class=

Respuesta :

osikbro osikbro

14-06-2020

Answer:

18

Step-by-step explanation:

Plugging in 3 for n, we get:

[tex]t_n=2(3)^{3-1} \\\\t_n=2(3)^2 \\\\t_n=2(9) \\\\t_n=18[/tex]

Hope this helps!

Answer Link

14-06-2020

n = 3
t3 = 2(3)^3-1
t3 = 2 x 3^2
t3 = 2 x 9
t3 = 18

Answer Link

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