Advertisements
Advertisements
प्रश्न
If I is the unit matrix of order 2 × 2; find the matrix M, such that `M - 2I = 3[(-1, 0),(4, 1)]`
उत्तर
`M - 2I = 3[(-1, 0),(4, 1)]`
`M = 3[(-1, 0),(4, 1)] + 2I`
`M = 3[(-1, 0),(4, 1)] + 2[(1, 0),(0, 1)]`
`M = [(-3, 0),(12, 3)] + [(2, 0),(0, 2)]`
`M = [(-1, 0),(12, 5)]`
APPEARS IN
संबंधित प्रश्न
Given A = `[(2, -6),(2, 0)]`, B = `[(-3, 2),(4, 0)]` and C = `[(4, 0),(0, 2)]`. Find the matrix X such that A + 2X = 2B + C.
Given `A = [(-1, 0),(2, -4)]` and `B = [(3, -3),(-2, 0)]`; find the matrix X in the following:
A + X = B
Evaluate:
`2[(-1, 0),(2, -3)] + [(3, 3),(5, 0)]`
If `[(4, -2),(4, 0)] + 3A = [(-2, -2),(1, -3)]`; find A.
Given `A = [(1, 4),(2, 3)] and B = |(-4-1),(-3 -2)|`
Find the matrix 2A + B
Evaluate if possible `[(1, -2)][(-2, 3),(-1, 4)]`
If A = `[(0, -1),(1, 2)]` and B = `[(1, 2),(-1, 1)]` Find the matrix X if : X – 3B = 2A
If `2[(3, 4),(5, x)] + [(1, y),(0, 1)] = [(z, 0),(10, 5)]` Find the values of x and y
If `[(5, 2),(-1, y + 1)] -2 [(1, 2x - 1),(3, -2)] = [(3, -8),(-7, 2)]` Find the values of x and y
If A = `[(1, 2),(-3, 4)], "B" = [(0, 1),(-2, 5)] and "C" = [(-2, 0),(-1, 1)]` find A(4B – 3C)
