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Evaluate the infinite sum sigma-summation

I'm having trouble with a geometric series problem.Determine if the infinite summation of (-3)^(n-1)/4^n converges or diverges.
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2. asked by Jace
3. 611 views
Evaluate the summation sigma-summation Underscript i equals 1 Overscript 12 EndScripts left-parenthesis i plus 3
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2. asked by Jaz
3. 32 views
What is the sum when the upper bound of summation is infinite and n=1: (1-2)^n -10*This is sigma by the way* so it's: ∞
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2. asked by Steve
3. 565 views
Evaluate the infinite sum of sigma-summation Underscript i equals 1 Overscript infinity EndScripts 100 left parenthesis 9 tenths
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2. asked by Jaz
3. 60 views
rewrite each summation using the sigma notation. Do not evaluate the sums(a)3 + 4 + 5 + . . . + 93 + 94 (b)9 + 16 + 25 + 36 + .
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2. asked by Jay
3. 1,069 views
Evaluate the infinite sum sigma-summation Underscript i equals 1 Overscript infinity EndScripts Start Fraction 4 over 7 End
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2. asked by Jaz
3. 40 views
Evaluate the series . 8 sigma n=3 5n, the lower limit of the summation notation is "n = 3". (1 point)Responses 125 38 210 165
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2. asked by Denim
3. 102 views
Express the sum using summation notation:1 - 1/2 + 1/3 - 1/4 + 1/5 - ... (to 3n terms) If I'm doing this right so far, with k=1
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2. asked by Anonymous
3. 1,156 views
Express the sum using summation notation:1 - 1/2 + 1/3 - 1/4 + 1/5 - ... (to 3n terms) If I'm doing this right so far, with k=1
1. 0 answers
2. asked by Anonymous
3. 523 views
Express the sum using summation notation:1 - 1/2 + 1/3 - 1/4 + 1/5 - ... (to 3n terms) If I'm doing this right so far, with k=1
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2. asked by Please Help
3. 1,095 views