Advertisements
Advertisements
Question
Given : `[(x, y + 2),(3, z - 1)] = [(3, 1),(3, 2)]`; find x, y and z.
Advertisements
Solution
If two matrices are equal, then their corresponding elements are also equal.
Therefore, we have:
x = 3,
y + 2 = 1 `\implies` y = –1
z – 1 = 2 `\implies` z = 3
RELATED QUESTIONS
Wherever possible, write the following as a single matrix.
`[(1, 2),(3, 4)] + [(-1, -2),(1, -7)]`
State, with reason, whether the following is true or false. A, B and C are matrices of order 2 × 2.
A + B = B + A
Classify the following matrix :
`|(1 , 1),(0,9)|`
If P = `|(8,5),(7,2)|` find P - Pt
Solve the following minimal assignment problem :
| Machines | Jobs | ||
| I | II | III | |
| M1 | 1 | 4 | 5 |
| M2 | 4 | 2 | 7 |
| M3 | 7 | 8 | 3 |
If A = `[(1,1),(2,2)] , "B" = [(1,2),(3,4)]` then find |AB|.
`[(0, 0, 0),(0, 0, 0)]`
Construct a 2 x 2 matrix whose elements aij are given by aij = 2i – j
The construction of demand line or supply line is the result of using
If A = `[(5, -2),(7, -0)]` and B = `[(8),(3)]`, then which of the following is not possible?
