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Express the sum using sigma

Given that; Sigma*x = 52; n = 8; Sigma*y = 225; Sigma*xy = 1335; Sigma * x ^ 2 = 380; Sigma * y ^ 2 = 7007 and Calculated the
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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
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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. 493 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. 1 answer
2. asked by Anonymous
3. 1,125 views
Using mechanics of materials principles (ie. equations of mechanical equilibrium applied to a free-body diagram), derive the
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2. asked by Z32
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how would I express the repeating decimal representaion of 1/9 as an infinite series using sigma notaion?Limit of (as n->
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2. asked by math!
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Given that; Sigma*x = 52; n = 8; y = 225; Sigma*xy = 1335; Sigma * x ^ 2 = 380; Sigma * y ^ 2 = 7007 and Calculated the least
1. 1 answer
2. 77 views
Express the sum of the first 50 terms of the sequence in sigma notation: −1,−1/6,−1/36, . . . .(1 point) Responses
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2. 90 views
Which is the correct form of the relative frequency formula? I could find the answer on google so may a jiskha math expert might
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2. asked by Anonymous
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I just need help with this.Write the series in sigma notation. 1/4 + 1/2+ 3/4 + 1 + 5/4 + 3/2 5 A.) 1/4 sigma N n=1 6 B.) 1/4
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2. asked by Anonymous
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