Wednesday

January 18, 2017
Number of results: 60

**Numerical Analysis MATLAB**

Using MATLAB to sketch the graph of f(x)=x^3 - x^2 + 1, x, [-pi,pi] Which code can we use

*December 15, 2015 by Aley*

**MatLab**

In Matlab Write a function file that determines the following sum (for all odd n from 1 to 11): y=Ó 2^n/n

*March 2, 2015 by jasmine*

**Math**

Hi I have optimization Qs with MATLAB can you help me and did you know about MATLAB cheers

*June 7, 2007 by Medo*

**science**

I did a physics experiment and now i need help with the matlab fit. can someone tell me how to do this fit in matlab? a1*[sin(a2(x-a3))/(a2(x-a3)]^2*[cos(a4(x-a3))]^2 i have a program that fits a graph to a function i just ask how to write this function.

*November 27, 2015 by henry*

**Physics**

Hello! can someone help me how to solve this problem in MATLAB? SHAFT SUBJECTED TO SINUSOIDAL DISTRIBUTED TORQUE Circular shaft AB has length 3L and is supported by a wall at A, where x=0, and free to rotate at B, where x=3L. A distributed torque per unit length T(x) = t_0*cos...

*July 25, 2016 by simonsay*

**Math**

Hello! can someone help me how to solve this problem in MATLAB? SHAFT SUBJECTED TO SINUSOIDAL DISTRIBUTED TORQUE Circular shaft AB has length 3L and is supported by a wall at A, where x=0, and free to rotate at B, where x=3L. A distributed torque per unit length T(x) = t_0*cos...

*July 25, 2016 by simonsay*

**MATLAB**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "constrained". From...

*May 19, 2013 by AMK*

**Engineering**

A perfect coin should produce heads and tails with equal probability. If we assign the number 0 toheads and the number 1 to tails, then we can mimic such a perfect coin in Matlab. Specifically, we cangenerate N “coin flips” in Matlab by doing x= (rand(N, 1) < 0.5 );, ...

*February 17, 2016 by Sophie*

**MaTH**

Is anyone good at using matlab

*May 5, 2011 by Dwayne*

**matlab**

One bank pays 5.5 percent annual interest, while a second bank pays 4.5 percent annual interest. Determine how much longer it will take to accumulate at least $50 000 in the second bank account if you deposit $1000 initially and $1000 at the end of each year. need help writing...

*October 29, 2011 by sean*

**matlab**

Find the maximum and minimum values of f( x,y)=2x^3+xy^2+5x^2+y^2

*October 24, 2014 by Anonymous*

**MATLAB for MathMate**

Would you please help Lee with his problem? Sra

*July 20, 2011 by SraJMcGin*

**matlab**

how do you write a code that prompts the user for data points that are then put into an array

*June 29, 2015 by Anonymous*

**Electronic Engineering**

Using MATLAB..How to develop a software tool for analysis of the model distributions of a semiconductor laser diode array..??

*October 17, 2007 by Link*

**matLab**

Write a function file that determines the value of n2 over the range 1 to n. Plot your data on separate plots in the same window for n=3, 6, 9, and 12.

*March 2, 2015 by Anonymous*

**MATLAB**

I got another MATLAB question that I seem to be struggling with. Use two separate input statements to prompt a user to enter his or her first and last names. Use the disp function to display those names on one line. (You'll need to combine the names and some spaces into a ...

*July 21, 2011 by Lee*

**Using Matlab **

imagine you have a simple calculator that can only do addition,subtraction,multiplication and division. show how you can still use it to calculate the cube root of a given number, ie a^1/3, as follows: a)show that newton raphsons method for solving the equation x^3 -a=0 ...

*October 16, 2011 by geoff *

**Computer Science - MATLAB**

thanks mathmate. It's way above my head to. I got another question Consider the following two equations: x^2 + y^2 = 42 x + 3y + 2y^2 = 6 Define a symbolic equation for each, and solve it by using MATLAB's symbolic capability. Could you solve these equations by using matrices...

*July 20, 2011 by Lee*

**MATLAB**

Find the value of x (to 2 decimal places) when y is a minimum, using a while loop. Format the answer, e.g., "At x=ii.ii, y=jj.jj is a minimum". Plot the function. y = x^2 - 4x + 2

*April 6, 2011 by Matt*

**Electrostática **

A linear charge lies on the y-z Plane. Find the electric Flux passing throught the Plane extending from 0 to 1.0m I nerd th is problem solve analytical and in matlab

*December 29, 2015 by Adriana *

**QUESTION ABOUT JISHKA**

Do you guys have a tutor that specialized in computer science? I would expect that you guys would but I just wanted to make sure. I was wondering if any of the tutors knows the MATLAB programing language?

*July 6, 2011 by George*

**Math**

1. Use MATLAB Optimization Tool to solve the following problem: minimize [2x1^2+2x1x2+x2^2-10x1-10x2] subject to [x1^2+x2^2≤500] and [5x1-x2 ≤ -4] . 2. Please hand-check all the Kuhn-Tucker conditions for your answer.

*December 13, 2015 by Jiya*

**Laser Diode Array**

I have to develop a softawre tool using MATLAB to calculate the model distributions at each longitudinal position of the cavity of Phased Array Laser Diode.. I don't know how to start..

*October 17, 2007 by Link*

**programming**

Write a MATLAB program to create and output the touch-tone telephone signals (Dual-Tone, Multi-Frequency, DTMF) for the input numbers 0 through 9 (disregard the * and # symbols). When a user presses a button on a telephone set, a signal is produced that is the sum of two ...

*October 5, 2014 by Amanda*

**Computer Science - MATLAB**

Create a stacked contour plot of the MRI data, showing the first, eight, and twelfth layer of the data. An MRI visualization example is shown in the help tutorial. Copy and paste the commands into an M-file and run the example. Be sure to add the clf command before drawing ...

*July 20, 2011 by Lee*

**Computer science**

How to convert from decimal to binary in matlab.....this is what I have so far..... dec = 43; i = 1; sum=0; while dec>0 r = rem(dec, 2); sum=sum+(i*rem); dec=dec/2; i=i*10; end sum

*March 25, 2015 by jm*

**Thank You MathMate**

Thank you for assisting me with my MATLAB question. If I posted this on the actual question you never would of seen it. What you suggested to do worked and produced the results I was suppose to get. I wanted to say thank you. And a grid_size of 500 seems to produce more stable...

*July 19, 2011 by Lee*

**Computer Science - MATLAB**

In a problem I had to create a animation of the function sin(x-a) were a ranged from 0 to 8pi Code: x=[-2*pi:.00001*pi:2*pi]; a=0; y=sin(x-a); g=plot(x,y); grid on; title('sin(x-0)') set(g,'EraseMode','xor') while a<=8*pi a=a+.1*pi; y=sin(x-a); set(g,'ydata',y) drawnow ...

*July 19, 2011 by Lee*

**Engineering**

A tapered thin-wall circular shaft has constant wall thickness, t, length L, and diameters linearly varying between dA at the support A(x=0) and dB at its free end B(x=L). The shaft is homogeneous with shear modulus G HW6_1A : 20.0 POINTS Obtain a symbolic expression for the ...

*June 5, 2013 by Sat*

**physics**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . E4_1? All the bars in truss ABC have constant cross section and are made of a homogeneous ...

*July 2, 2014 by Mathro*

**mechanical engineering**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . E4_1? All the bars in truss ABC have constant cross section and are made of a homogeneous ...

*July 2, 2014 by Mathro*

**Physics**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "constrained". From...

*May 19, 2013 by AMK*

**Mechanics**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "constrained". From...

*May 19, 2013 by AMK*

**Physics**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "constrained". From...

*May 19, 2013 by AMK*

**PLEASE REPLY**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "constrained". From...

*May 17, 2013 by AMK*

**SIMONSAY, PLEASE HELP**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "constrained". From...

*May 18, 2013 by AMK*

**Mechanical Engineering**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "constrained". From...

*May 19, 2013 by AMK*

**MIT LAB PLEASE HELP**

A load W=2 kN is applied vertically to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A, E . We start with the classification of the degrees of freedom as "free" or "constrained". From...

*May 17, 2013 by AMK*

**physics**

A vertical load W is applied to joint C of truss ABCDE as indicated. You will use the method of joints to obtain the axial forces in the bars and reactions at the supports A and E in terms of the magnitude of the applied load, W. Use MATLAB to find the axial forces in the bar...

*July 1, 2014 by SD TRUSS PROBLEM WITH THE METHOD OF JOINTS*

**Mechanics/Physics**

HW7_1B_2 : 5.0 POINTS Let's say that a cross section where you have M+max is at location x+max, and the cross section where you have M−max is at location x−max. Use the MATLAB window below to plot the profiles of stress on sections x+max and x−max, i.e. σ...

*June 30, 2013 by Dude*

**MATLAB MATH HELP HELP HELP HELP HELP HELP**

Write three functions, AppEval, AppDeriv and AppInt that approximate the value, the derivative and the integral of an unknown function f for which you are given only some unevenly spaced values. More specifically, the function AppEval has to be written in the file AppEval.m, ...

*May 11, 2011 by DELORIS*

**MATLAB**

13.2 A quadratic Julia set has the form z(n+1)=z(n)^2+c The special case where c=-.123+.745i is called Douday's rabbit fractal. Follow example 13.1, and create an image using this value of c. For the Madelbrot image, we started with all z-values equal to 0. You'll need to ...

*July 16, 2011 by Lee*

**Computer Science - MATLAB**

One interesting property of a Fibonacci sequence is that the ratio of the values of adjacent members of the sequence approach a number called “the golden ratio” or PHI. Create a program that accepts the first two numbers of a Fibonacci sequence as a user input and then ...

*July 8, 2011 by George*

**Computer Science - MATLAB**

I guess it was skipped One interesting property of a Fibonacci sequence is that the ratio of the values of adjacent members of the sequence approach a number called “the golden ratio” or PHI. Create a program that accepts the first two numbers of a Fibonacci sequence as a ...

*July 8, 2011 by George*

**Computer Science (MATLAB)**

Given a vector of values of zeros and ones such as [1 0 1 0 0 0 1 0] I'm asked to, given a probability provided by the user, use that probability to change the values in the vector using that probability. For example given the vector [0 1 0 0 0 1 0 0 0 1] and probability .2 ...

*October 18, 2011 by Jhon*

**Computer Science - MATLAB**

Thanks MathMate. Print plotting sounds awful O_O. What you suggested was correct and this code worked disp('Problem 13.9') x=[-2*pi:.00001*pi:2*pi]; a=0; y=sin(x-a); g=plot(x,y); title(sprintf('sin(x-%.2f)\n',a)) grid on; set(g,'EraseMode','xor') while a<=8*pi a=a+.1*pi; y=...

*July 20, 2011 by Lee*

**matlab**

Im trying to figure out how to write a program that finds prime factors of a number. I have the following but it only works for the number 12 for some reason. % this program will determine if an integer is prime and determine % its prime factors function MAIN clear; clc; % ...

*November 20, 2016 by tom*

**MATLAB**

trying to make this program work, but it only works for the number 12.. % this program will determine if an integer is prime and determine % its prime factors function MAIN clear; clc; % define number(s) to be checked, call function, and print output N = 12; [answer,...

*November 20, 2016 by tom*

**MIT 2.01X**

We will obtain bending moment diagrams for three beams and calculate stresses inside the beams. For each beam, take the x-axis along the neutral axis of the beam, oriented from left to right, with origin at A. HW7_1A_1 : 5.0 POINTS For the beam above, obtain symbolic ...

*June 25, 2013 by Uncle SAM*

**Physics/Mechanics**

We will obtain bending moment diagrams for three beams and calculate stresses inside the beams. For each beam, take the x-axis along the neutral axis of the beam, oriented from left to right, with origin at A. HW7_1A_1 : 5.0 POINTS For the beam above, obtain symbolic ...

*June 18, 2013 by MAN*

**Physics**

HW5_1: REACTION AT SUPPORT AND INTERNAL AXIAL TORQUE RESULTANT We will use moment equilibrium around the x axis to calculate the x-component of the reaction torque at A, TAx, and the axial torque resultant at section C, TC=T(xC), for these two shafts in torsion. HW5_1_1 : 15.0...

*May 28, 2013 by MAN*

**Computer Science (MATLAB)**

I had a test in my computer science course in which I was asked if any while loop can be replaced with a for loop. I put true. I guess the answer was false. My professor said that if you had a while loop in which you asked the user to input a certain value that had to be ...

*November 1, 2011 by Jhon*

**Computer Science (MATLAB)**

I had a test in my computer science course in which I was asked if any while loop can be replaced with a for loop. I put true. I guess the answer was false. My professor said that if you had a while loop in which you asked the user to input a certain value that had to be ...

*November 1, 2011 by Jhon*

**MIT 2.01X**

Posted by MAN on Tuesday, June 18, 2013 at 9:24pm. We will obtain bending moment diagrams for three beams and calculate stresses inside the beams. For each beam, take the x-axis along the neutral axis of the beam, oriented from left to right, with origin at A. HW7_1A_1 : 5.0 ...

*June 23, 2013 by AMK*

**Physics/Mechanics**

tapered thin-wall circular shaft has constant wall thickness, t, length L, and diameters linearly varying between dA at the support A(x=0) and dB at its free end B(x=L). The shaft is homogeneous with shear modulus G HW6_1A : 20.0 POINTS Obtain a symbolic expression for the ...

*June 5, 2013 by MAN*

**MIT 2.01X**

tapered thin-wall circular shaft has constant wall thickness, t, length L, and diameters linearly varying between dA at the support A(x=0) and dB at its free end B(x=L). The shaft is homogeneous with shear modulus G HW6_1A : 20.0 POINTS Obtain a symbolic expression for the ...

*June 9, 2013 by Uncle SAM*

**Mechanial engineering**

HW7_1A: BENDING MOMENT DIAGRAMS AND STRESSES, PART I We will obtain bending moment diagrams for three beams and calculate stresses inside the beams. For each beam, take the x-axis along the neutral axis of the beam, oriented from left to right, with origin at A. HW7_1A_1 : 5.0...

*June 30, 2013 by Colour*

**MIT LAB**

tapered thin-wall circular shaft has constant wall thickness, t, length L, and diameters linearly varying between dA at the support A(x=0) and dB at its free end B(x=L). The shaft is homogeneous with shear modulus G HW6_1A : 20.0 POINTS Obtain a symbolic expression for the ...

*June 6, 2013 by AMK*

**Computer Science (MATLAB)**

Given an arbitrary one dimensional vector v imputed by the user for example v='Helllllloooooo' or v='Helo' I was able to append empty characters onto any one dimensional vector that the user can enter so that way the total length of the vector is a multiple of 8 characters of ...

*November 14, 2011 by Jhon*

**Dynamics of Machinary**

Write a matlab code for a hoekens linkage that will draw a 15 cm straight line. clear % clears all variables from the workspace clc % clears the command window and homes the cursor close all % closes all the open figure windows L0 = 7.5; L1 = 3.75; L2 = 9.375; L3 = 9.375; ...

*November 20, 2016 by Wang*

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