- #1
RadiationX
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I need to find the sum of:
[tex]\sum_{n=2}^\infty\frac{50(-2)^{n-1}3^{n+2}}{7^n}[/tex]
the only series that we've been taught to add up is geometric. the above series is not geometric,is it?
[tex]\sum_{n=2}^\infty\frac{50(-2)^{n-1}3^{n+2}}{7^n}[/tex]
the only series that we've been taught to add up is geometric. the above series is not geometric,is it?