2. Write the following sums in summation notation: (a) 17+ 15 + 13+11 +9+7+5, (b) 4+8+ 16+ 32 + 64 + 128.

Q: (b) Compute the following sums using formulas from class. Do not try to compute something like 224.…

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Q: 1. Find a formula for the sum: 2+ 6+ 10 ... + 2(2n - 1)

A: The given sequence is 2+6+10+... +2(2n–1).

Q: Example: Find the sum in 12 - hour clock arithmetic (a) 7 + 8 (b) 11 + 3

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Q: Express the sum in terms of summation notation. (Answers are not unique.)

A: The given series is, 513+1011+159+207. The first term of the series is, 513 and the last term of the…

Q: this sequence 31 27 23 19 Explain in detail how you could find the 10th term

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Q: 1. Write out the following sequences: (a) an = 4n+1 (b) an = (-1)" (n³), n ≥ 0 (c) an = Q₁ = 4(1)+1…

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Q: A vs. B How do you find the sums of 190 vs. 270 etc ...I am confused.

A: Copeland's method is a voting system used to determine the winner of an election. In this method,…

Q: 1-5+25-125. Write using summation notation

A: It is given that,         1-5+25-125. we have write it into summation notation

Q: 2k + 3k? + 4k3 + ...

A: We have given that the expression  2k + 3k2 + 4k3 + .  .  .   .   .

Q: Find the following sum without using a calculator. 1+2+3+4+...+397+398+399+400

A: In this question, we will find the sum without using a calculator.

Q: Find the sum -18 + 54 - 162 + ... -1458

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Q: 1. Find the sum that is given by 3k-1 4-1

A: To find the sum of the given series.

Q: Derive an expression for the sum of the first n positive even integers.

A: We Use the A.P series. Find The sum of the first n positive even integer.

Q: Rewrite 10+17+24+31+38+45+52 using summation notation. Simplify your answer.

A: It is an arithmetic series with, Now nth term is,

Q: If the sum 5+ 5(3)+5(3)² +...+5(9)* =5465 then the value of k is (a) 5 (b) 6 (c) 3 (d) 4

A: We know that 1+a+a2+a3+…+an-1=an-1a-1, if a≠1

Q: Add. 525seven + 346seven The sum is seven (Simplify your answer.) seven

A: Given that       525seven+346seven¯ We have to add the given expression. First convert each number…

Q: Which of the following would be divisible by 7? (A) x+ 7 (B) 7x + 1 (C) 14x + 21 (D) 77x +11 O A О в…

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Q: (nt) n=1

A: we have to find the sum

Q: Use the formula for the sum of the first n integers to evaluate the sum given below, then write it…

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Q: Find the sum: 3+3(4)+3(4 2)+ . . . + 3(4 10) (Hint: Find n, the number of terms, a, the…

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Q: 35 + 36 + 37 + 38 + ... + 101 + 102

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Q: Use polynomial fitting to find the formula for the nth term of the sequence (an)n>0 which starts, un…

A: First check successive difference: where two successive difference is constant that is the degree of…

Q: Write the number 3.0292929292929……as an infinite sum; then use the appropriate formula to write it…

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