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**Content Feed**

Question

Error using fzero with vectors

Alright so I have this big huge complex formula and I am trying to solve it for AP2_AP1. My TA said I could use the fzero comman...

8 years ago | 1 answer | 0

### 1

answerQuestion

Installing Matlab 2014B on Ubuntu

Alright so I don't really know where to to post this. But I can not for the life of me figure out how to even open the installer...

8 years ago | 0 answers | 0

### 0

answersQuestion

How to plot a offset in a graph

Alright so I need to plot my graph with a 2% offset to find my yield strength. I am unsure how to go about doing this. This is w...

8 years ago | 1 answer | 0

### 1

answerQuestion

I need to plot an airfoil and it is just not looking right

It should be easy since I am just plotting the points but it isnt working and this is a little bit beyond my matlab experience ...

8 years ago | 1 answer | 0

### 1

answerQuestion

Subscript indices must either be real positive integers or logicals. Not getting why this is happening?

x=[.4 1 1.4 1.9 2.4] y=[.3 .6 .9 1.2 1.5] for (i=1:10) for (j=1:10) T(x,y)=x.^2+.6.*x.*y.^3-2.*y.^4 ...

9 years ago | 2 answers | 0

### 2

answersQuestion

Plotting a potential energy function

So I am a little lost. We are supposed Plot the quantity E = 1/2*m*v^2 + 1/2*k*y^2 as a function of time. im sure this has somet...

9 years ago | 1 answer | 1

### 1

answerQuestion

Need help using ODE45 and eulers function

Alright so I have this ODE I solved for it using ODE45 and now its asking me to modify my script by using a eulers method script...

9 years ago | 1 answer | 0

### 1

answerQuestion

Having trouble implementing a function

I have this function following eulers theorem and its all nicely labeled but i cant make it work because it keeps saying unknown...

9 years ago | 1 answer | 0

### 1

answerQuestion

Need help fixing a function error

Alright so have to m files open but every time i try to call up my function it says that the function definition is not allowed ...

9 years ago | 1 answer | 0

### 1

answerQuestion

Sum of a geometric series help

(a) Write a function ﬁle that accepts the values of r, a and n as arguments and uses a for loop to return the sum of the ﬁrst n...

9 years ago | 1 answer | 0

### 1

answerQuestion

Writing a set of functions and equations to calculate temperture

Write a function for which the inputs are temperature (T) and also a character (‘F’ or ‘C’) that shows whether T is given in ter...

10 years ago | 1 answer | 0

### 1

answerQuestion

Quadratic question using the function command

Without using the roots command, write a function to calculate roots of the quadratic equation ax^2+bx+c Inputs ...

10 years ago | 2 answers | 0

### 2

answersQuestion

Without using the roots command, write a function to calculate roots of the quadratic equation

Without using the roots command, write a function to calculate roots of the quadratic equation ax^2+bx+c=0 Inputs to the...

10 years ago | 3 answers | 0

### 3

answersQuestion

Need help with integrals and derivatives

The length of a parameterized curve is the integral of the norm of the derivatives of the parameterized equations. So the curv...

10 years ago | 2 answers | 0

### 2

answersQuestion

I need help using the feval command

Write a function to define fx=@(x) 1/((x-.3)^2+.01)+1/((x-.9)^2+.04)-6 a) Plot this function using fplot command between 0 and...

10 years ago | 1 answer | 0

### 1

answerQuestion

How to add a loop counter and respond to user input

Write a program that repeats the process of prompting the user to enter a positive number as long as the user correctly enters...

10 years ago | 2 answers | 0

### 2

answersQuestion

Matlab help requesting user input and random integers

Write a program that will prompt the user for minimum and maximum integers, and then another integer that is the user’s choice i...

10 years ago | 0 answers | 0

### 0

answersQuestion

How to verify Eulers Theory

The mathematician Euler proved the following: pi^2/6= 1+1/4+1/9+1/16 ... Rather than finding a mathematical proof for th...

10 years ago | 1 answer | 0