# ray sanchez

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Question

Anyone know where to begin truing to solve an nth order integral? (n up to 10)

I don't even know where to begin here. I need to solve an integral of a function f(x1,x2,x3...x10) with each variable going from...

8 years ago | 1 answer | 0

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answerQuestion

double integral over a curved region using trapz

I'm trying to solve a double integral using the trapezoidal rule. I was told to use this file exchange <http://www.mathworks.com...

8 years ago | 0 answers | 0

### 0

answersQuestion

double integral using trapz

I'm trying to approximate a double integral using traps. This code is telling me the answer is 0 when it should be pi/4. I'm not...

8 years ago | 2 answers | 0

### 2

answersQuestion

forward backward and central approximations

I'm pretty sure I have the code right to plot the graphs for the forward backward an central approximations of a derivative (alt...

8 years ago | 0 answers | 0

### 0

answersQuestion

I'm trying to integrate using Simpson's rule

I'm trying to integrate sin(x) from 0 to pi using the simpson's rule. The only thing is I need it to output several iterations e...

8 years ago | 1 answer | 0

### 1

answerQuestion

forward approximation of derivative

I'm trying to figure out how to plot the forward approximation of the derivative of 1000^(x/17) at x=3.2 for h values of 0.01 to...

8 years ago | 1 answer | 0

### 1

answerQuestion

Approximate plot for values of 0-10

How would I take this plot and approximate it only for the values R = 0, 1, 2..., 10? if true clear; close all; clc; [X,Y]...

8 years ago | 1 answer | 0

### 1

answerQuestion

Having issue with this secant method code

It's having an issue with the second line when it asks to enter the function. any help appreciated clear all; clos...

8 years ago | 0 answers | 0

### 0

answersQuestion

I'm trying to plot the golden ratio to show that it converges

I'm trying to write a matlab script that displays the fibonacci sequence and plots the ratio of succesive members of the series ...

8 years ago | 3 answers | 0