Which of the following is the correct way to perform matrix multiplication between matrices x and y? Question 6 options: dot(x,y) cross(x,y) x*y x.*y Matrix multiply A times B in that order. What is the value in row 1, column 1 of the result of the multiplication? A = [1 3 5; 2 4 6]; B = [-2 4; 3 8; 12 -2]; What is the dot product of A and B? A = [1 3 5] B = [-3 -2 4] I want to matrix multiply M times another matrix. How many rows does the other matrix need to have? M = [1 3 5; 2 4 6; 9 2 1; 7 3 1]; I calculated the determinant of a matrix and got 0, so... Question 11 options: The matrix does NOT have an inverse The matrix has an inverse Fill in the blank to calculate the determinant of M. M = [7 2; 1 1] ___________ Question 12 options: determinant(M) determin(M) det(M) deter(M) Question 13 (1 point) I calculated the determinant of a matrix and got -4, so... Question 13 options: The matrix does NOT have an inverse The matrix has an inverse
Which of the following is the correct way to perform matrix multiplication between matrices x and y?
Question 6 options:
|
dot(x,y) |
|
cross(x,y) |
|
x*y |
|
x.*y |
Matrix multiply A times B in that order. What is the value in row 1, column 1 of the result of the multiplication?
A = [1 3 5;
2 4 6];
B = [-2 4;
3 8;
12 -2];
What is the dot product of A and B?
A = [1 3 5]
B = [-3 -2 4]
I want to matrix multiply M times another matrix. How many rows does the other matrix need to have?
M = [1 3 5;
2 4 6;
9 2 1;
7 3 1];
I calculated the determinant of a matrix
and got 0, so...
|
The matrix does NOT have an inverse |
|
The matrix has an inverse |
Fill in the blank to calculate the determinant of M.
M = [7 2;
1 1]
___________
|
determinant(M) |
|
determin(M) |
|
det(M) |
|
deter(M) |
Question 13 (1 point)
I calculated the determinant of a matrix
and got -4, so...
|
The matrix does NOT have an inverse |
|
The matrix has an inverse |
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