contestada

-3, 6, -9, 12, -15, . . .

Which of the following represents the general term for the sequence given?

(-1)^(n)3^n

(-1)^(n)3n

(-1)^(n+1)3

Respuesta :

The second one is right
(-1)^(n)3n 
because you have to use the equation with your answer to find the right rule :)

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