22 Answered Questions for the topic Summation

#### Use the rules of summation to calculate R_100 for the function f(x)=12x-3x^2 on the interval [0,4]. Compare that to the actual value of 32.

Use the rules of summation to calculate R_100 for the function f(x)=12x-3x^2 on the interval [0,4]. Compare that to the actual value of 32.Any help would be amazing

#### Use the rules of summation to calculate R_100 for the function f(x)=12x-3x^2 on the interval [0,4]. Compare that to the actual value of 32.

Use the rules of summation to calculate R_100 for the function f(x)=12x-3x^2 on the interval [0,4]. Compare that to the actual value of 32.Any help would be amazing

Summation Calculus

11/18/20

#### Summation Notation / Diverges convergence

If and are both series of positive terms and an > bn for all n, and diverges, then..
converges
diverges
= 0

06/23/20

#### sum of the series \sum_(n=1)^(\infty ) ((1)/(\root(n)(2))-(1)/(\root(n+1)(2)))

how do i find the sum of this series \sum_(n=1)^(\infty ) ((1)/(\root(n)(2))-(1)/(\root(n+1)(2)))

Summation Calculus

11/01/19

#### If fn = (n+ 1)^2, what is the sum of the first four values of n, n = 1, 2, 3, and 4?

#### Find the sum of the infinite series below.

1/3*7 + 1/7*11 + 1/11*15 + 1/15*19 ...

#### Using the RN approximation, express the area under the graph f(x) = x^−3 over [1, 9] as a limit but do not evaluate.

I don't really understand integrals and summation.

Summation

11/14/17

#### Summation division property

3
∑ 2/n
n=1
The answer is 11/3. I know how to find the answer by adding up 2 + 1 + 2/3. But I want to know how to do it by the summation properties. There is a multiplication property that...
more

Summation Integrals

05/26/17

#### Sigma notation with area under a curve, lower and upper rectangles

I got the answer to this problem from my teacher but I don't understand why that's the answer:
y=√1+x^3 , domain 1≤x≤2 and with 50 intervals therefore width is 1/50.
The Sigma notation for the...
more

04/12/17

#### Summation with non upper limit

Hi, I woild like assistance with showing work on how to solve a summation question And determining if it is convergent or divergent Thanks in advance!
Question: (summation...
more

04/04/17

#### Write the sum using summation notation, assuming the suggested pattern continues. -9 - 4 + 1 + 6 + ... + 66

A. summation of negative forty five times n from n equals zero to fifteenB. summation of the quantity negative nine plus five n from n equals zero to fifteenC. summation of the quantity negative...
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Summation

12/02/16

#### Summation Notation14.

Write each sum in summation notation:
(a) 1/2+ 2/3+ 3/4+ 4/5+...+10/11
(b) 2/1+ 22/2+23/3+24/4+...+210/10
Show all step by step work to the solution of the problem. Also give the...
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Summation Sports

07/09/16

#### How many possible outcomes in an NBA season? (Explained further below)

This isn't a homework question but I'd still be interested to know the answer and how you get the answer. I'm a big basketball/NBA fan, I'm wondering how many possible outcomes in a season there...
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Summation

05/02/16

#### Summation - Exponential series

S = 1+3/1!+5/2!+7/3!......to infinity
a)e b)2e c)3e d)e-1

Summation Maths

04/02/16

#### Sequence and series

If
n i jΣ Σ Σ 1= 220i=1 j=1 k=1
Then find the value of n

Summation Maths

04/02/16

#### Sequence and series

The value of n(sigma)i=1 i(Sigma)j=1 j(Sigma)k=1 =220, then the value of n is
(*Sigma here is the summation sign)
The options are
11,12,10,9

04/02/16

#### Sequence and series

Let a = 111....1 (55 digits), b= 1+10+10^2..+10^4, c= 1+ 10^5 +10^10 + 10^15 +..... +10^50, then which of the following is correct :
1) a=b+c
2)a=bc
3) b=ac
4) c=ab

Summation

12/02/15

#### Summation x=2 to 14, (-7x^2-9x-9) Left Riemann using 2 triangles.

Find the value of the Left Riemann using 2 rectangles.

10/12/15

#### Diverges or converges?

(infinity symbol)
∑ (n^2)/(5n^2+4)
n=1
How do you know if it diverges. Please explain step by step.

09/22/15

#### Finding a closed form for these summations?

Find a closed form for these summations?
n=100
a) ∑ 1/2
i=1
n=5b) ∑ 1/3 i=1

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