Advertisements
Advertisements
प्रश्न
Construct a 2 x 2 matrix whose elements aij are given by aij = i.j
Advertisements
उत्तर
It can be `[(1, 2),(2, 4)]`.
APPEARS IN
संबंधित प्रश्न
The bookshop of a particular school has 10 dozen chemistry books, 8 dozen physics books, 10 dozen economics books. Their selling prices are Rs 80, Rs 60 and Rs 40 each respectively. Find the total amount the bookshop will receive from selling all the books using matrix algebra.
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.
Given : M = `[(5, -3),(-2, 4)]`, find its transpose matrix Mt. If possible, find Mt – M
Find cofactors of the elements of the matrix A = `[(-1, 2),(-3, 4)]`.
If M =`|(8,3),(9,7),(4,3)|` and N = `|(4,7),(5,3),(10,1)|` find M - N
If A = `|(5,"r"),("p",7)|` , c and if A + B = (9,7),(5,8) , find the values of p,q,r and s.
Evaluate the following :
`|(2,1) ,(3,2),(1 , 1)| |(1 , -2 , 1),(2 , 1 , 3)|`
If A = `|(1,3),(3,2)|` and B = `|(-2,3),(-4,1)|` find AB
Choose the correct answer from the given four options :
If A = [aij]2×2 where aij = i + j, then A is equal to
Event A: Order of matrix A is 3 × 5.
Event B: Order of matrix B is 5 × 3.
Event C: Order of matrix C is 3 × 3.
Product of which two matrices gives a square matrix.
