nothanksok nothanksok

08-07-2017
Mathematics

contestada

Which of the following is the general term for the sequence
-a, a2, -a3, a4, ...? 15 points, I really don't get this
CHOICES:
a(-1)n - 1
-a(-a)n-1
(-1)an + 1
(-a)n + 1

Respuesta :

smuna13 smuna13

08-07-2017

The first one and it's written as a(-1)(n-1). The parenthesis around the n-2 are important

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