 # Series math questions and answers

Recent questions in Series Monserrat Sawyer 2022-05-24 Answered

### I need to evaluate a series of a function that switches sign in the following way:$\begin{array}{r}\sum _{k=-\mathrm{\infty }}^{+\mathrm{\infty }}\frac{\text{sgn}\left(n-k\right)}{\left(\left(2n+1\right)+B\text{sgn}\left(n-k\right)\right)-\left(2k+1\right)}\end{array}$where $B\in \mathbb{R}$ and $n\in \mathbb{Z}$ Bailee Landry 2022-05-24 Answered

### Prove that if ${a}_{n}\to L$ then the sequence ${b}_{n}=1/{n}^{2}\cdot \left({a}_{1}+2{a}_{2}+3{a}_{3}+...+n{a}_{n}\right)$ converges to 0.5L Anahi Jensen 2022-05-23 Answered

### How do I solve the recurrence relation $f\left(n\right)=f\left(n-1\right)+3n+2$ Emely Baldwin 2022-05-23 Answered

### Prove divergence of $\sum _{n=1}^{\mathrm{\infty }}\left(\left(-1{\right)}^{n}\frac{1}{\sqrt{n}}+\frac{1}{n}\right)$ Case Nixon 2022-05-21 Answered

### Proving $\sum _{k=1}^{\infty }\left({S}_{k}\left(x\right)-f\left(x\right)\right)$ Converges absolutley for $|x| Hayley Sanders 2022-05-21 Answered

### Consider the infinite sum:$\sum _{k=0}^{\mathrm{\infty }}\frac{\left(-1{\right)}^{k}{x}^{3k+2}}{\left(3k+2\right)!}.$ Walker Guerrero 2022-05-20 Answered

### How do I evaluate the sum $\sum _{n=1,3,5,...}^{\mathrm{\infty }}\frac{1}{{n}^{4}}$ Jaycee Mathis 2022-05-20 Answered

### Can the inequality $\sum _{i=1}^{n}\frac{1}{\sqrt{i}}<2\sqrt{n}-1$ be proved without induction? dglennuo 2022-05-18 Answered

### Find a closed form of ${a}_{n}$ similar to the following :$\sum _{r=0}^{n}\left(\genfrac{}{}{0}{}{n}{r}\right){x}^{r}=\left(1+x{\right)}^{n}$ studovnaem4z6 2022-05-17 Answered

### Does the series $\sum \frac{1}{{\mathrm{ln}}^{3}\left(k\right)}$ converge or diverge? Thaddeus Sanders 2022-05-16 Answered

### For what values of c will$\sum _{n=1}^{\mathrm{\infty }}\left(\frac{c}{n}-\frac{1}{n+1}\right)$converge? Jordon Haley 2022-05-14 Answered

2022-04-12

### The height of a cylinder is increasing at a constant rate of 2 meters per second, and the volume is decreasing at a rate of 800 cubic meters per second. At the instant when the radius of the cylinder is 5 meters and the volume is 648 cubic meters, what is the rate of change of the radius? The volume of a cylinder can be found with the equationV=πr2h. Round your answer to three decimal places. tibukooinm 2022-03-26 Answered

### Use rationialization to simplify the given expression. Ernest Ryland 2021-12-14 Answered

### Binomial expansion of ${\left(1-x\right)}^{n}$ Weve hvacwk 2021-12-14 Answered

### Find the third degree Taylor polynomial for $f\left(x\right)=\mathrm{ln}x$, centered at $a=2$? zagonek34 2021-12-13 Answered

### How do you find the Maclaurin series of $f\left(x\right)=\mathrm{ln}\left(1+x\right)?$ Monique Slaughter 2021-12-12 Answered

### Find the taylor expansion of $\mathrm{ln}\left(1-x\right)$ about $x=0$ Judith McQueen 2021-12-11 Answered

### What is the difference between fourier transformation and fourier series?

Series math problems relate to the precalculus stage of mathematical studies that are met both by high school students and college learners dealing with analysis. The questions that are brought up by this specific approach will include solving series equations that represent the sum of a sequence to a certain number of terms. You can take a look at various series math examples that will help you approach series math questions that may relate either to statistical calculations or engineering equations that are mostly used in engineering and data programming.