Write the following sums in Sigma notation, starting (a) 1+4+7+ . . .+ 298 (b) 5-22 +5- 2³ + 5 · 2ª + · . . + 5- 217

Q: Write the sum using sigma notation: 1 + 1 + 2.3 1 1 .. + 240 - 241 E B, where + 1.2 3.4 n=1 A = B =

A: We have to find the nth term of the given series  That is, B = 1/n(n + 1).

Q: Write each series as a summation in sigma notation. 15-3+ 3 3 5 25 Answer: OWI CLEAR ALL i = 1

A: Ans:

Q: What does the summation below evaluate to? -0 2*

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Q: Write the following expanded sum using Sigma Notation: 2+ 3/4+4/9+5/16+6/25+7/36+8/49+9/64+10/81

A: The given expression is,

Q: Write the sum using sigma notation: 1 1 1 + + 1.2 2.3 3.4 A = B = + + 1 122 123 . n=1 B, where

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Q: 6. Consider 8+16 + 24 +...+160 + 168. (a) Rewrite the sum in sigma notation. (b) Find the sum.

A: First I have find the number of terms in the given series and then write it in summation form , then…

Q: Use Gauss’s approach to find the following sums. Do this without using formulas. (a) 1 + 2 + 3 + · ·…

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Q: Σ -2-Зп n=5

A: This is an example of infinite Series. We use Divergence Test to show the convergence or divergence…

Q: Write the sum using sigma notation: 9 + 4+ – 1+... + - 16 Σ i=1

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Q: Use sigma notation to write the sum. X Σ* [[ IM [²(²¹) + ¹] + [²( ² ) + ³] + - + [² (¹) + ¹] [2 [2…

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Q: 4 Σ E Vn +1 n=-1

A: