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# Daniel Lee

35 total contributions since 2015

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Solved

UICBioE240 problem 1.3
Find the length of a vector. So if A = [1 1 1 1 1] Then B = 5

oltre 5 anni ago

Problem

UICBioE240 2.10
Given a vector of numbers, give the difference between the maximum and minimum values.

circa 6 anni ago | 0 | 131 solvers

Problem

UICBioE240 2.8
Convert x number of hours into seconds.

circa 6 anni ago | 1 | 147 solvers

Problem

UICBioE240 2.7
Given x1 and x2, create a 3x3x3 matrix Y where (:,:,1) has all values of x1*x2, (:,:,2) has all values of x1-x2, and (:,:,3) has...

circa 6 anni ago | 0 | 34 solvers

Problem

UICBioE240 2.3
Make a 4D matrix of 4x4x3x4 containing all zeros.

circa 6 anni ago | 1 | 148 solvers

Problem

UICBioE240 2.2
Make a 3x4 matrix that contains all ones.

circa 6 anni ago | 0 | 134 solvers

Problem

UICBioE240 2.1
This will be useful later in the course, in conjunction to clc and clear all, what is the command to close all figure windows th...

circa 6 anni ago | 1 | 157 solvers

Solved

Say something funny
Say something funny, or not. Your solution will be (fully automatically and objectively) scored based on how clever or funny ...

circa 6 anni ago

Problem

UICBioE240 problem 1.18
exp(pi/5*i) and exp(pi/5i). Is there any difference in result? Write yes or no as a string.

circa 6 anni ago | 1 | 154 solvers

Problem

UICBioE240 problem 1.17
In the expression (2+5i), how does MATLAB read the expressions A = 2+5i B = 2+5*i C = both are okay Write capital letter a...

circa 6 anni ago | 1 | 132 solvers

Problem

UICBioE240 problem 1.16
sin^2(pi/6) + cos^2(pi/6)

circa 6 anni ago | 1 | 138 solvers

Problem

UICBioE240 problem 1.15
Calculate: sin(pi/6) cos (pi) tan(pi/2)

circa 6 anni ago | 0 | 121 solvers

Problem

UICBioE240 problem 1.14
Solve 3^x = 17

circa 6 anni ago | 1 | 124 solvers

Problem

UICBioE240 problem 1.12
The mathematical quantities e^x, ln x and log x are calculated using the expression exp(x), log(x) and log10(x) respectively. ...

circa 6 anni ago | 0 | 68 solvers

Problem

UICBioE240 problem 1.11
Store a series of numbers into a 4 by 4 matrix, starting with the first few positions going right and down, and leaving the rest...

circa 6 anni ago | 0 | 10 solvers

Problem

UICBioE240 problem 1.10
Find the number of cells in a bioreactor after a given time when doubling time is dd and initial number of cells is x. So if ...

circa 6 anni ago | 1 | 99 solvers

Problem

UICBioE240 problem 1.9
Swap the first and last columns of a matrix. So if A = [12 4 7; 5 1 4]; B = [7 4 12; 4 1 5]; ...

circa 6 anni ago | 0 | 97 solvers

Problem

UICBioE240 problem 1.8
Given a list of grades in a class, write a script that gives the 2nd highest grade in the class and the average for the class. ...

circa 6 anni ago | 1 | 103 solvers

Problem

UICBioE240 problem 1.7
Find the other two angles of a right triangle given the two of the sides. So if A = [1 1] B = [45 45]

circa 6 anni ago | 1 | 72 solvers

Problem

UICBioE240 problem 1.6
Find the tangent line of a right triangle given the two of the sides. So if A = [1 1] B = sqrt(2)

circa 6 anni ago | 0 | 142 solvers

Problem

UICBioE240 problem 1.5
Find the size of the matrix, then multiply both values by 10 and make it into a column vector. So if A = [ 1 2 3; ...

circa 6 anni ago | 0 | 128 solvers

Problem

UICBioE240 problem 1.4
So if A = [ 1 2 3; 4 5 6; 7 8 9] B = [ 3 3]

circa 6 anni ago | 1 | 132 solvers

Problem

UICBioE240 problem 1.3
Find the length of a vector. So if A = [1 1 1 1 1] Then B = 5

circa 6 anni ago | 1 | 153 solvers

Problem

UICBioE240 problem 1.2
Convert a column vector into a row vector. So if A = [1; 2; 3] Then B = [ 1 2 3]

circa 6 anni ago | 2 | 160 solvers

Problem

UICBioE240 problem 1.1
Remove the middle row from a matrix, assuming # of rows is odd. So if A = [ 1 2 3; 4 5 6; 7 8 9] the...

circa 6 anni ago | 1 | 109 solvers

Problem

UICBioE240 problem 1.13
Compute the following - y = x^5/(x^-1) and y = (1-(1/x^5))^-1. Have the final answer of y to equal a 1 by 2 vector.

circa 6 anni ago | 0 | 132 solvers

Solved

Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

circa 6 anni ago

Solved

Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

circa 6 anni ago

Solved

Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

circa 6 anni ago

Solved

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 ...

circa 6 anni ago

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