What is the value of a after running the following R code? a <- 1:5 a <- (3*sum (a)) + 1

Q: Find the sum.

A: Given: Let y=∑k=09-12k+1 To Find: The value of given sum

Q: Use a graphing utility to find the sum. 9 Σ (-1)* (9) = k = 3 X S

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Q: Find two different explicit formulas for the sequence{ -1, 1, -1, 1, -1, 1, ⋅ ⋅ ⋅}.

A: Given: Sequence: {-1, 1, -1, 1, -1……. } 1) It is an infinite geometric progression in which:…

Q: Find the first six terms of the sequence. a1 = -3, %3D an = an-1 + 8

A: (1) we need to find the first six terms of the sequence using given recursive formula. (2) we need…

Q: sequence

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Q: (b) Generalize: if the numbers 1 to n are placed around a circle in some order, what is the best…

A: (b) If the numbers 1 to n are placed around the circle in some order, the best possible lower bound…

Q: Wht is the sum of this 8.1 - 3.1 x 2.1 + 0.4

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Q: Find the sum. 7 2k - 1 k = 1

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Q: Suppose Suppose a, = 3n? – 3n – 3. Find a closed formula for the sequence of differences by…

A: Given, an = 3n2 -3n +3  We have to find an-an-1

Q: Write an explicit formula for the sequence. 16 256 1, 2, 16, 3. 5

A: Given sequence 1,2,(16/3),16,(256/5),...... Explicit formula for the sequence is. Steps are written…

Q: Express the following sum in closed form. (2+3k)² = k 1 Hint: Start by multiplying out (2 + 3k)?.…

A: To write sum in closed form

Q: 3x2 -12 at 9x

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Q: Write the explicit rule for the following sequence 7,5,3,1

A: I am attaching image so that you understand each and every step.

Q: Express the following sum in closed form. k 4 +3- k=1 Hint: Start by multiplying out ( 4 + 3 . Note:…

A: This sum can be written in the form of an integral sum.Assume that,

Q: k-1,2k k+1

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Q: Write the first 5 elements of the sequences: 1. a, = 3k +4

A: Given that, ak  = 3 k+ 4. To find elements in the sequence, we need to plug different values of k in…

Q: Find the first six terms of the sequence. a1 = -3, an = an-1 + 8 %3D

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Q: The sequence is defined using recursion formulas. Write the first four terms of the sequence.a1 = 4…

A: Given recursion formula, an=2an-1+3 for n≥2 a1=4

Q: Find the sum.

A: Find the sum.          ∑k=163k+1

Q: Please help n show steps

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Q: Find the sum. k Σ 3 k=1

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Q: Find the sum of the even integers between 35 and 49. The sum is ...

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Q: Suppose An = 2n^2 + 6n + 6. Find the closed formula for the sequence of differences by computing An…

A: As per our question, we need to find the closed form of an-an-1×an-an-1 First find an-1 and then…

Q: Find the value of the summation. 3 %3D k=1

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Q: A farmer has a crop of 2,000 orange trees at the beginning of this year. Each year, the farmer plans…

A: Given,         A farmer has a crop of 2000 orange trees at the beginning of this year. Each year,…

Q: Write an explicit formula for the sequence: 1 1 9' 10 1 1 11' 12' 1 1 13 an = Preview

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Q: Consider the following expression. 3x x+4 What is the sum, and what are the restrictions for x? 3x…

A: It is simplification.

Q: Express the following sum in closed form. 6 +4. n k=1 k Hint: Start by multiplying out 6+4. n Note:…

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Q: Express the following sum in closed form. Σ 2 k > (4 +3 in k=1 -(+-2 ). k Hint: Start by multiplying…

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Q: Find the sum of the first 12 terms without adding them all up. Explain your reasoning and show your…

A: follow next step

Q: what is the partial sum s100 of the arithmetic seies with a1=7 and d=5? s100=

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Q: The sequence an 3" =- is eventually increasing %3D n! Select one: O True O False

A: Given sequence

Q: Write the first 5 elements of the sequences: 1. a = 3k +4

A: Answer is here

Q: List the first five terms of the sequence. a1 = 5, an+1 = 5an - 3 a1 = a2 = a3 = a4 = as = X xx x X…

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Q: Create your own sequence explicit formula.

A: Let, a sequence be: 2,4,8,16,32,64,... This sequence can be derived as  21=222=423=824=1625=32 and…

Q: Are you sure its correct? Because the formula for infinite sum is different

A: The summation of 2n-1/3n+2, n from 4 to infinity.

Q: The sequence is defined using recursion formulas. Write the first four terms of the sequence.a1 = 5…

A: Given that, an=3an-1-1a1=5

Q: Find the sum of all two digit odd multiples of 3.

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Q: Find the sum. 2 2k - 1 k = 1

A: K is from 1 to 4 , so there will be 4 terms.

Q: Find an explicit formula for the sequence 1/2,-1/3,1/4,-1/6....

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Q: Is the sequence ɑn 8 + 9n arithmetic? Your answer is (input yes or no) if your answer is yes, its…

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Q: Perform the following summation notation.

A: We have to solve the summation

Q: (2п)! An

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Q: Use linearity and formulas (3)–(5) to rewrite and evaluate the sums.

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Q: The sequence is defined using recursion formulas. Write the first four terms of the sequence.a1 = 3…

A: a1=3 , an=4 an-1

Q: Suppose Suppose a,= n2 – 2n + 4. Find a closed formula for the sequence of differences by computing…

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Q: 2 3 4 5 1'2' 4'8'

A: topic - formula for sequence

Q: The five-day flu is a rare disease. If contracted, on day one of the disease the infected person…

A: we are allowed to solve 3 subparts only  (a) On the first day, the patient sneeze once i.e. 1 time…