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1. Write the nth term of the following sequence in terms of the first term of the sequence. 10, 20, 40, . . . 2.Write the nth term of the following sequence in terms of the first term of the sequence. 2, -4, 8, -16, . . . 3. Write the nth term of the following sequence in terms of the first term of the sequence. a, a + 4, a + 8, . .

Respuesta :

caylus
Hello,

1)
[tex] a_{0}=5 [/tex]
[tex] a_{1}=2*5 [/tex]
[tex] a_{2}=2^2*5 [/tex]
[tex] a_{3}=2^3*5 [/tex]
...
[tex] a_{n}=2^{n-}*5 [/tex]

2)

[tex] u_{1}=a[/tex]
[tex] u_{2}=a+4[/tex]
[tex] u_{3}=a+2*4[/tex]
[tex] u_{4}=a+3*4[/tex]
...
[tex] u_{n}=a+(n-1)*4[/tex]
















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