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# Daniel Martelli

Last seen: 7 months ago Active since 2020

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Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

8 months ago

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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

8 months ago

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Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

8 months ago

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Given a and b, return the sum a+b in c.

8 months ago

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

8 months ago

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

8 months ago

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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

8 months ago

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

8 months ago

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

8 months ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

8 months ago

Question

Why cant i get the links connected, I changed alot of the code from last time, but the links just move away from each other
This code only relates to 1. Position Analysis clc; close all; clear; format compact; % length of links r1 = 100; r2 = 50;...

8 months ago | 1 answer | 0

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Question

Can you help and show if any where ive gone wrong with any codes
This code is only for Position Analysis clc; close all; clear; format compact; % length of links r1 = 100; r2 = 50; r3 = ...

8 months ago | 1 answer | 0

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Question

I am unsure on how to start a simulated linkage question

9 months ago | 0 answers | 0

### 0

Question

My table does not appear properly in my code
% Problem 1 % part (a) Re = 6356.766; % km earth radius Rs = 0.287053; % kJ/K/kg 287.053 J/K/kg B...

1 year ago | 1 answer | 0

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Question

Can someone please check my code, not quite sure where im going wrong
clc clear %--------------------------------------------------------------------------------------------------------% p = 1.2;...

1 year ago | 0 answers | 0

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Question

I have no idea how to start this question
I have attached the question, but its in 5 different PNG files, starting from 1 through to 5

1 year ago | 1 answer | 0

### 1

Question

sprintf is it safe to use?
Is it safe to use the code sprintf? because i was reading something and it said that sprintf is not safe to use

1 year ago | 1 answer | 0

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Question

I dont know where im going wrong with the code
adj = 20; % ft opp = 200; % ft % pythagorus formula a^2+b^2=c^2 c^2 = adj^2+opp^2; c^2 = sqrt(ans)

2 years ago | 1 answer | 0