Feeds
已解决
Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...
1 day 前
已解决
Calculate the average value of the elements in the array
Calculate the average value of the elements in the array
1 day 前
已解决
Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?
9 days 前
已解决
Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?
9 days 前
已解决
Laws of motion 4
Given the initial velocity 'u', final velocity 'v' and acceleration 'a', find the distance travelled.
9 days 前
已解决
Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?
16 days 前
已解决
Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...
16 days 前
已解决
Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.
16 days 前
已解决
the average value of the elements
Calculate the average value of the elements in the array
16 days 前
已解决
Get the length of a given vector
Given a vector x, the output y should equal the length of x.
23 days 前
已解决
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 ...
23 days 前
已解决
Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.
30 days 前
