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I need help graphing these simple functions. I keep getting a blank graph
Need a few more dots. r=linspace(0,100,101); v=(r./(r+100))*10; p=(v.*(r).^2)./r; grid plot(r,p);

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How to convert lat lon to utm data and plot it in 10x10m^2 grid map.
% Step 1: Load Data from Excel data = readmatrix('subtowersutm.xlsx'); % readmatrix instead of readtable

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Plotting solutions with symbolic variables
h=10;P=100;Ac=5;Lc=17;aff=19;Tw=7;Ta=5;Li=11;%have no idea what your constants are syms Tsp1 km; xb = (h * P)/ (km * Ac); mb ...

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Sum of numbers from 1-100
Sum up every whole number from 1 to 100. Include 1 and 100 in your calculation.

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Find the nine-point circle of a triangle
Cody Problem 1336 asks us to find the circle that circumscribes a triangle, and Cody Problem 58354 asks us to find the circle th...

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Compute measurement uncertainty
Suppose a variable depends on independent variables , , . If the independent variables have uncertainty , , etc. and the uncer...

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Array size along k-th dimension
Given an n-dimensional array M, find the size of M along the k-th dimension (1 <= k <= n), without using size(), height() or wid...

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Summing the last column column
Given a matrix, return the sum of the last column of the array.

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Return part of an array
Given a 5x5 array, return a 3x3 array that contains the cells that are not on the edge of the array: Given this array Return...

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Compute the head for steady 1D flow in a homogeneous aquifer
Problem statement Write a function that computes the head (i.e., piezometric head for a confined aquifer or water table elevat...

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Given a base n, find the y values less or equal than 100(without 1), such that they will never produce a periodic number if we divide any whole number between some of them
A periodic number depends on the base b where we are working. So, for example the number 2/3 in decimal base is periodic(0.666...

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A row vector, pick 1st number, skip 1,pick 3rd number, skip 2,pick,skip,etc then place all picked numbers in order in new vector
Having a row vector of number, pick the first number, place in new output vector as the first value, then skip one number, pick...

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Find out the smallest number 9 times greater
What is the smallest natural number where the result of moving the digit on the far right to the front of the number is a number...

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Find the smallest number leading to a maximal product of two numbers that concatenate to another number
Cody Problem 58971 involves the maximal product of numbers that concatenate to a number . For example, if , then the products ar...

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Compute the maximal product of any two numbers whose concatenation is n
Write a function that takes an input and computes the maximal product of numbers that concatenate to . For example, if , then t...

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Trying to shade the area between upper and lower confidence bands on Kaplan Meier Curve
A=readmatrix('data table.csv','Range','A13:D408'); timeDays=A(:,1)';probability=A(:,2)';Lower=A(:,3)';Upper=A(:,4)'; plot(time...

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seach string in arraycell and find idx
C = {'A',31; 'B',5; 'C',3}; idx = find(ismember(C(:,1),{'A'}))

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transform exponential number to decimal
M1 = importdata("M1.mat"); A = compose('%d (%3.2f%%)', [M1(:,1), M1(:,2)])

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Catenary at different height between 2 fixed points ?
maximum a is minimum y. And the minimum cable length can be found using: a=2;H=10; minL=2*a*sinh(H/2/a) Use cable length > mi...

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Can you help me create a function according to mathematical formula?
A=randi(128,1,20) for k=1:3 B=sum(A)/numel(A); idx=A<B; g{k}=A(idx); A(idx)=[]; end g{4}=A; g

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how to speed ...i need very fast code
q=6062; matrix=matri(1:q,:); c=size(matrix,2); COR=zeros(c); a=matrix; for yy=1:c b=matrix(:,yy); COR(yy,:)=round(s...

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Plot multiple variables from table with different x axes
figure;hold on; for i=1:10 stairs(eval(sprintf('Map1.Distance_%1d',i)),eval(sprintf('Map1.Ca_%1d',i))); end

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New line after fprintf in a for/ while loop
a=randi(100,1,100); for k=1:100 formatSpec = 'a is %2g\n'; if a(k)>90 fprintf(formatSpec,a(k)); end end

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how to make a loop with an if condition for a system of equations
z2 =[-0.17162382699849727786214078518756;-0.091002558325694825093302376780363;... -0.031615696698776074425432150707406;-0.0...

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A Mathematical Problem
Find the kth digit of the inverse of a number 'n'. Assumption: n>1

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Identify eban numbers

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Alternate Arrangement
Determine the ways of arranging 'm' men and 'w' women alternatively in a row of 's' seats. Assumptions : s<m and s<w

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Getting Maximum Chocolate
John loves Chocolate but he didn't have money. The owner of "Sweet Chocolate" launches a scheme for free chocolate. He divided a...

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Hemisphere Volume on Top of a Cylinder
This MATLAB function has to calculate the volume of a hemisphere placed on top of a cylinder, given valid inputs. It takes the r...

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Build the Well
Calculate the total time taken for building 'n' wells given : Worker A takes a hr to build the well alone Worker B takes b hr...

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