15 Answered Questions for the topic Summations

04/29/16

#### An employee earns $47000 his first year. He receives a 4% increase over each previous year. What is the sum for his first 5 years of service ? Formula used?

summation

09/23/15

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

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

09/23/15

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

Find a closed form for these summations? n=10000 ∑ i i=1

09/22/15

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

Find a closed form for these summations?
n=10000
a) ∑ i
i=1
n=100b) ∑ i2 i=1

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

08/15/15

#### Express the series below in summation notation for the specific number of terms

A.) 0+1+2+3+4+5+6+7+8+9
b.) 4+8+12+16+20
c.) 6+11+16+21+26+31+36
d.) 0+3+8+15+24+35+48+63+80
e.) sum of a& e

10/01/14

#### x+y + xy+x^2+y^2 + x^3+x^2y+xy^2+y^3 + ... n terms

the sum of n terms of the above series is?

11/03/13

#### Find the radius and interval of convergence

Find the radius and interval of convergence of ∑ 0,∞ nnxn/n!

11/03/13

#### Find the radius and interval of convergence

Find the radius and interval of convergence of ∑ 0,∞ (n/3^(2n-1))(x-1)^(2n)

12/06/12

#### Summation Convergency tests by 3-condition test

For each of the following series, tell whether or not you can apply the 3-condition test (i.e. the alternating series test). If you can apply this test, enter D if the series diverges, or C if the...
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12/06/12

#### Summation of a?n from n=1 to infinity=1-1/10+1/100-1/1000.......

For the following alternating series,
Σ an = 1-1/10+1/100-1/1000+1/10000 .......
^(from n=1 to infinity)
how many terms do you have to go for your approximation (your partial sum) to be within...
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12/06/12

#### summation of ((8^n)(x^n)(n+1))/(n+2) from n=1 to infinity

Find all the values of x such that the given series would converge.
The Above Equation
The series is convergentfrom = ? , left end included (enter Y or N): ?to = ? , right end included (enter Y...
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12/06/12

#### how can you simplify (n^10)/((n+1)^10)?

This is coming from the original question of :
Find all the values of x such that the given series would converge.
summation of ((11x)^n)/(n^10) from n=1 to infinity
The series is convergentfrom...
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