MAT136H1 Lecture : 11.2 Series Question #3 (Medium)
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If the ratio | | , then the series converges to . If | | , then the series is divergent. Determine if the series is convergent or divergent. And if it is convergent, find the sum. The series can be expressed as two separate summations as such: While the second term is a geometric series on its own with the ratio less than 1, ie | | However, the first term is another geometric series but its ratio is greater than 1, ie | |
