Rules of Summation A. Expand the following summation by writing without summation sign 1. Σ=1X 2. .Σ=1X; } 3. .Σ=1x2. 4. .Σ-17x; 5. .Σ=1(x; − 2) 6. .Σ=3Xifi 7. .Σ=23x;}1 8. .Σ, 12 3. .Σ5(x; + 4) 10. .Σ1 x 1
Rules of Summation A. Expand the following summation by writing without summation sign 1. Σ=1X 2. .Σ=1X; } 3. .Σ=1x2. 4. .Σ-17x; 5. .Σ=1(x; − 2) 6. .Σ=3Xifi 7. .Σ=23x;}1 8. .Σ, 12 3. .Σ5(x; + 4) 10. .Σ1 x 1
Chapter9: Sequences, Probability And Counting Theory
Section: Chapter Questions
Problem 11PT: Use summation notation to write the sum of terms 3k256k from k=3 to k=15 .
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Transcribed Image Text:Rules of Summation
A. Expand the following summation by writing without summation sign
1. Σ₁=1 Xi
2. .Σ=1Xi yi
3. .Σ=1x2
4.-17x₁
5. Σ=1(x₁ - 2)
6. .Σ=3Xifi
7. .-23x₁1
8. .Σ, 12
9. Σi-5(X₁ + 4)
10. .Σ=1 x 1
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