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# Daniel Lee

39 total contributions since 2015

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

más de 5 años ago

Problem

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

más de 5 años ago | 0 | 127 solvers

Problem

UICBioE240 2.9
Find the number of minutes between September X1th 9:15AM to September X2th 2:44PM.

más de 5 años ago | 0 | 10 solvers

Problem

UICBioE240 2.8
Convert x number of hours into seconds.

más de 5 años ago | 1 | 144 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...

más de 5 años ago | 0 | 32 solvers

Problem

UICBioE240 2.6
Given a row vector containing all x1, and a column vector containing all x2, and their lengths are equal, create a column vector...

más de 5 años ago | 0 | 9 solvers

Problem

UICBioE240 2.5
Given a row vector containing all x1, and a column vector containing all x2, and their lengths are equal, create a row vector co...

más de 5 años ago | 0 | 9 solvers

Problem

UICBioE240 2.4
Given equation for half-life of a drug

más de 5 años ago | 0 | 9 solvers

Problem

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

más de 5 años ago | 1 | 145 solvers

Problem

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

más de 5 años ago | 0 | 131 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...

más de 5 años ago | 1 | 154 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 ...

más de 5 años 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.

más de 5 años ago | 1 | 151 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...

más de 5 años ago | 1 | 129 solvers

Problem

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

más de 5 años ago | 1 | 134 solvers

Problem

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

más de 5 años ago | 0 | 119 solvers

Problem

UICBioE240 problem 1.14
Solve 3^x = 17

más de 5 años ago | 1 | 121 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. ...

más de 5 años ago | 0 | 66 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...

más de 5 años 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 ...

más de 5 años ago | 1 | 98 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]; ...

más de 5 años ago | 0 | 95 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. ...

más de 5 años ago | 1 | 101 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]

más de 5 años ago | 1 | 70 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)

más de 5 años ago | 0 | 139 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; ...

más de 5 años ago | 0 | 124 solvers

Problem

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

más de 5 años ago | 1 | 129 solvers

Problem

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

más de 5 años ago | 1 | 149 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]

más de 5 años ago | 2 | 156 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...

más de 5 años ago | 1 | 107 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.

más de 5 años ago | 0 | 129 solvers