Advertisements
Advertisements
प्रश्न
State, with reason, whether the following is true or false. A, B and C are matrices of order 2 × 2.
A – B = B – A
पर्याय
True
False
Advertisements
उत्तर
This statement is False.
Explanation:
Subtraction of matrices is not commutative.
APPEARS IN
संबंधित प्रश्न
State, whether the following statement is true or false. If false, give a reason.
Transpose of a 2 × 1 matrix is a 2 × 1 matrix.
State, whether the following statement is true or false. If false, give a reason.
Transpose of a square matrix is a square matrix.
Find x and y from the given equations:
`[(5, 2),(-1, y - 1)] - [(1, x - 1),(2, -3)] = [(4, 7),(-3, 2)]`
Find the inverse of the matrix A=`[[1,2],[1,3]]` using elementry transformations.
Classify the following matrix :
`|(1 , 1),(0,9)|`
If P= (8,5),(7,2) find : P + Pt
If A = `|(3,-2),(-1 , 4)|` , B = `|(2"a"),(1)|` , C = `|(-4),(5)|` , D = `|(2),("b")|` and AB + 2C = 4D then find the values of a and b.
If A = `[(1,2,3), (2,k,2), (5,7,3)]` is a singular matrix then find the value of 'k'.
[2 3 – 7]
`[(2 ,- 4),(0 ,0),(1 , 7)]`
