Advertisements
Advertisements
प्रश्न
Wherever possible, write the following as a single matrix.
`[(1, 2),(3, 4)] + [(-1, -2),(1, -7)]`
Advertisements
उत्तर
`[(1, 2),(3, 4)] + [(-1, -2),(1, -7)]`
= `[(1 - 1, 2 - 2),(3 + 1, 4 - 7)]`
= `[(0, 0),(4, -3)]`
संबंधित प्रश्न
State, whether the following statement is true or false. If false, give a reason.
The matrices A2 × 3 and B2 × 3 are conformable for subtraction.
State, whether the following statement is true or false. If false, give a reason.
A column matrix has many columns and only one row.
If A = `[(8, -3)]` and B = `[(4, -5)]`; find B – A
If `A = [(2),(5)], B = [(1),(4)]` and `C = [(6),(-2)]`, find A – C
If M = `[(2,1),(1,-2)] `; find M2, M3 and M5.
If B = `|(15 , 13),(11,12),(10,17)|` , find the transpose of matrix Band If possible find the sum of the two matrices. If not possible state the reason.
If P = `|(1 , 2),(2 , 1)|` and Q = `|(2 , 1),(1 , 2)|` find P (QP).
Find the inverse of the matrix `[ (1, 2, 3), (1, 1, 5), (2, 4, 7)]` by using the adjoint method.
`
Write the negation of the following statements :
(a) Radha likes tea or coffee.
(b) `∃x cc` R such that x + 3 ≥ 10.
Solve the equation x + y = 4 and 2x - y = 5 using the method of reduction.
