Dimensions
The name of a matrix with the same amount of columns and rows.
What is a square matrix?
The dimension requirements when adding or subtracting matrices.
What is they must be the same size?
The simplified matrix of
-2[[6,1,-2]]
What is
[[-12,-2,4]]
The dimension requirement when multiplying matrices.
What is the columns from the first must equal the rows from the second?
The determinant of
[[0,2],[2,2]]
What is
-1/4
The result of multiplying a matrix by the identity matrix.
What is the matrix remains the same?
The result matrix of
[[-4],[1],[2]]+[[6],[1],[3]]
What is
[[2],[2],[5]]
The value that makes this equation true:
k[[0,42],[3,24]]-[[5,-17],[-8,1]]=[[-5,45],[10,15]]
What is k = 2/3
Multiply
[[-5,5]]*[[2,-4],[2,-1]]
What is
[[0,15]]
The determinant of
[[5,-8],[-3,-6]]
What is
-1/54
Determine the missing dimensions:
3x2 * _______ = 3x7
What is 2x7?
The result matrix of
[[-2,-2]]-[[4,-4]]
What is
[[-6,2]]
The simplified matrix of
3[[0,5],[6,3],[1,4],[-5,-5]]
What is
[[0,15],[18,9],[3,12],[-15,-15]]
Multiply:
[[3],[1]]*[[2,4,-3]]
[[6,12,-9],[2,4,-3]]
The determinant of
[[8,-12],[-2,3]]
What is the determinant does not exist.
A = 3x1 and B = 3x1
Dimensions of AB
What is the matrices cannot multiply. "Matrix 1's column # must match Matrix 2's row # (The middle numbers must match) and they don't."
The result matrix of
[[0,-3],[-5,-3]]-[[-1,-5],[5,1]]
What is
[[1,2],[-10,-4]]
Simplified matrix of
-5[[-6,4,-1],[-3,14,2]]
What is
[[30,-20,5],[15,-70,-10]]
Multiply
[[3,0],[1,7]]*[[-2,-4],[6,5]]
What is
[[-6,-12],[40,31]]
The inverse in decimals of matrix
[[4,7],[2,6]]
What is
[[0.6,-0.7],[-0.2,0.4]]
The following is true of matrices A, L & G.
AL, LG, & GA are defined.
LA, GL, & AG are not defined.
Show possible dimensions for A, L & G.
A = a x b
L = b x c
G = c x a
The result matrix of
[[-4,5]]-([[-4,-2]]-[[-2,0]])
What is
[[-2,7]]
The value of c for
4[[-3,c],[9,a-4]]=[[-12,14-a],[36,24]]
Multiply
[[2,4],[-5,6]]*[[1,-4,0],[-1,-6,6]]
What is
[[-2,-32,24],[-11,-16,36]]
The inverse of
[[7,5],[3,2]]
What is
[[-2,5],[3,-7]]