Kherjoshualechagoviz Kherjoshualechagoviz

Math

Answered

what is the sum of the geometric sequence if r=-1 and n is even?
a.1 b.a1 c.n d.0

Sagot :

Angelynlayugan84viz Angelynlayugan84viz

Answer:

1

Step-by-step explanation:

Sn= a1(1-r^n)/(1-r)

just use that formula

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