# Tagged Questions

33 views

### Playing audio files at lower % of regular speed - how long will they be? negative percentage / ratio calculation

I got a knot in my brain and can't think of this - I'm sure it's quite simple and I'll be like "duh!" once someone points it out to me... So the problem is as follows: An audio file is 30 seconds ...
17 views

### Formula for sinusoidal-like graph

Come up with a formula using cosine that satisfies the points (0,347), (1, 76), (2,295), (3, 84), (4, 243), (5, 92). The problem I have with this question is that the amplitude and the midline do not ...
51 views

What is the order of the corrector of Adams-Moulton type required in order to apply Milne's method for estimating the error in PECE mode? Find the coefficient of the leading term in the truncation ...
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### Finding Percentage Contribution of a Variable in an Equation

I have an equation, for example: $$y=a-b+c$$ I am actually confused how exactly to find the contribution of the variables individually to the entire equation. Due to the negative sign, following ...
126 views

### The intuitive understanding of $\sqrt{x}$ to model “inversely proportional / inverse square”?

Can someone lay out what the concept I am trying to convey below in a more clear manner? Square root functions are sometimes used to model non-linear relationships. The value of a square root is ...
76 views

### unit conversion doubt

Im a developer that likes maths, but dont have much experience, I had constructed a graphic that animates a bar that grows on the X axis according to a value. So, I have the values for the x ...
307 views

### What is the underlying function?

I have some value pairs. They are inversely proportional. I want to have a formula to get the second value from the first value. ...
586 views

### How to design a weighted formula with multiple inputs?

Apologies if this is the completely wrong verbiage for this sort of thing... kinda new to this. We're designing a social website, where users on the site have several statistics associated with them. ...
51 views

### Reduce the range of weighted sum

i am using this weighted sum How to build a function that gives recent years higher weight? but I am getting values in the range 1- 0.0000002 How can I reduce this range ? Make it something like ...
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### How are these operations the same? How to convert a multiplication in a different form?

I am reading on a specific operation, how it should be done in order to avoid overflow during multiplication. The operation is: $$( A * \text{state} ) \% M;$$ This is susceptible to overflow. The ...
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### How to build a function that gives recent years higher weight?

I want to have a value for users between 0-1 , that shows how much they like movies of specific type depending on how many movies they have watched and movie type ( comedy , etc ). I have a data of ...
118 views

### Solving $4t+{2\over t-3}+{2\over3}=0$ [duplicate]

Possible Duplicate: How would I rearrange this equation to make the subject $t$? The scenario is as follows: A sub-atomic particle is travelling in a straight line through a tubular ...
1k views

### 11th grade level exponential growth problem?

A certain strain of bacteria that is growing on your kitchen counter doubles every 5 minutes. Assuming you start with only one bacterium, how many bacteria could be present at the end of 96 ...
154 views

### Von Mises width at half height

I'm fitting the following Von Mises type function to some data: $(A/2\pi)e^{k\cos(\theta)}+C$ where A and k are positive. I want to calculate the width at half height from the lowest point of the ...
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### Question Based On Mathematical Modeling [Applied Functions]

An example of a calulus book reads: A rectangular storage container with an open top has a volume of $10$ m . The length of its base is twice its width. Material for the base costs $10$ per ...