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Matrices

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Matrices

1 2			最近活動

Find the product of matrix with rows (-2, 4) and matrix with column (3, 0) Maths Platter	0	0	4月08日

Find the product of matrix with rows (6, 5, -1) and matrix with column (2, -2, 2) Maths Platter	0	0	4月08日

Find the product of matrix with rows (4, x, 0) and matrix with column (3, 0, y) Maths Platter	0	0	4月08日

Find the product of matrix with rows (2, x) and matrix with column (x, -1) Maths Platter	0	0	4月08日

Find the product of matrix with rows (8, -4) and matrix with column (5, 2) Maths Platter	0	0	4月08日

Find the product of matrix with rows (a, b, c) and matrix with column (a, b, c) Maths Platter	0	0	4月08日

Find x, y if (1,x,0),(y,2,4) + (3,1,2),(4,3,−2) = (4,2,2),(6,5,2) Maths Platter	0	0	4月08日

Find x, y if (2x+i,−1,1),(3,4y,4) + (−1,6,4),(3,0,3) = (4,5,5),(6,12,7) Maths Platter	0	0	4月08日

Find x, y, z if (x+y, y−z),(z+2x, y−x) = (3,−1),(1,1) Maths Platter	0	0	4月08日

Find x if matrix with row (-3, 2) and matrix with column (-1, x) equals 1 Maths Platter	0	0	4月08日

Find x if matrix with row (4, x, 1) and matrix with column (3, -2, x) equals 8 Maths Platter	0	0	4月08日

Find x if matrix with row (4, x) and matrix with column (-x, x) equals 21 Maths Platter	0	0	4月08日

Find AB and BA if they exist if matrix A is with rows (2, 3) and (1, -2) and matrix B is with rows (1, -2, 3) and (0, -1, 2) Maths Platter	0	0	4月08日

Find AB and BA if they exist if matrix A is with rows (2, 5) and (2, 5) and matrix B is with rows (3, 1) and (1, 3) Maths Platter	0	0	4月08日

Verify A(BC) = (AB)C if A: (1,−2),(4,3), B: (5,6),(7,8), C: (−2,0),(8,3) Maths Platter	0	0	4月08日

Find AB and BA if they exist, where A: (3,−1,2) and B: (4,3,−5) Maths Platter	0	0	4月08日

Find AB and BA if they exist, where A: (2,3,1),(5,−1,0),(3,2,1) and B: (0,2,0),(1,2,3),(1,−1,2) Maths Platter	0	0	4月07日

Find AB and BA if they exist, where A: (1,0,2),(1,−1,0) and B: (−1,3),(0,1) Maths Platter	0	0	4月07日

Verify 5(B+C) = 5B + 5C if B: (−1,2,4),(8,−1,3) and C: (8,2,4),(−2,3,7) Maths Platter	0	0	4月07日

Verify 3(A+B−C) = 3A + 3B − 3C if A: (3,−1,2),(4,3,−5), B: (−1,2,4),(8,−1,3), C: (8,2,4),(−2,3,7) Maths Platter	0	0	4月07日

Verify A+(B+C) = (A+B)+C if A: (3,−1,2),(4,3,−5), B: (−1,2,4),(8,−1,3), C: (8,2,4),(−2,3,7) Maths Platter	0	0	4月07日

Verify 4(A−B) = 4A − 4B if A: (3,−1,2),(4,3,−5) and B: (−1,2,4),(8,−1,3) Maths Platter	0	0	4月07日

Find x, y, z if (x+y, y−z),(z−2x, y−x) = (3,−1),(1,1) Maths Platter	0	0	4月06日

Find x and y if (3x−1,6),(4,2),(7,2) + (5,4),(−3,2y+3),(1,0) = (13,10),(1,7),(8,2) Maths Platter	0	0	4月06日

Find matrix X such that 3A - 2B + 4X = 5C, where A: (2,3),(4,7), B: (1,3),(4,6), C: (1,-1),(0,2) Maths Platter	0	0	4月06日

Prove B(A - C) = BA - BC if A: (1,-2),(4,3), B: (5,6),(7,8), C: (-2,0),(8,3) Maths Platter	0	0	4月06日

Prove A(B - C) = AB - AC if A: (1,-2),(4,3), B: (5,6),(7,8), C: (-2,0),(8,3) Maths Platter	0	0	4月06日

Find x and y if (3,2),(4,1) × (x,1),(5,y) = (4,5),(-3,5) Maths Platter	0	0	4月06日

Show that A² - 4A is a scalar matrix, given matrix A: (1,2,2),(2,1,2),(2,2,1) Maths Platter	0	0	4月06日

Show that B'AB is a null matrix, given A: (0,3,3),(-3,0,4),(-3,-4,0) and B: (x),(y),(z) Maths Platter	0	0	4月06日

1 2

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卡尔·皮尔逊

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Matrices

Find the product of matrix with rows (-2, 4) and matrix with column (3, 0)

Find the product of matrix with rows (6, 5, -1) and matrix with column (2, -2, 2)

Find the product of matrix with rows (4, x, 0) and matrix with column (3, 0, y)

Find the product of matrix with rows (2, x) and matrix with column (x, -1)

Find the product of matrix with rows (8, -4) and matrix with column (5, 2)

Find the product of matrix with rows (a, b, c) and matrix with column (a, b, c)

Find x, y if (1,x,0),(y,2,4) + (3,1,2),(4,3,−2) = (4,2,2),(6,5,2)

Find x, y if (2x+i,−1,1),(3,4y,4) + (−1,6,4),(3,0,3) = (4,5,5),(6,12,7)

Find x, y, z if (x+y, y−z),(z+2x, y−x) = (3,−1),(1,1)

Find x if matrix with row (-3, 2) and matrix with column (-1, x) equals 1

Find x if matrix with row (4, x, 1) and matrix with column (3, -2, x) equals 8

Find x if matrix with row (4, x) and matrix with column (-x, x) equals 21

Find AB and BA if they exist if matrix A is with rows (2, 3) and (1, -2) and matrix B is with rows (1, -2, 3) and (0, -1, 2)

Find AB and BA if they exist if matrix A is with rows (2, 5) and (2, 5) and matrix B is with rows (3, 1) and (1, 3)

Verify A(BC) = (AB)C if A: (1,−2),(4,3), B: (5,6),(7,8), C: (−2,0),(8,3)

Find AB and BA if they exist, where A: (3,−1,2) and B: (4,3,−5)

Find AB and BA if they exist, where A: (2,3,1),(5,−1,0),(3,2,1) and B: (0,2,0),(1,2,3),(1,−1,2)

Find AB and BA if they exist, where A: (1,0,2),(1,−1,0) and B: (−1,3),(0,1)

Verify 5(B+C) = 5B + 5C if B: (−1,2,4),(8,−1,3) and C: (8,2,4),(−2,3,7)

Verify 3(A+B−C) = 3A + 3B − 3C if A: (3,−1,2),(4,3,−5), B: (−1,2,4),(8,−1,3), C: (8,2,4),(−2,3,7)

Verify A+(B+C) = (A+B)+C if A: (3,−1,2),(4,3,−5), B: (−1,2,4),(8,−1,3), C: (8,2,4),(−2,3,7)

Verify 4(A−B) = 4A − 4B if A: (3,−1,2),(4,3,−5) and B: (−1,2,4),(8,−1,3)

Find x, y, z if (x+y, y−z),(z−2x, y−x) = (3,−1),(1,1)

Find x and y if (3x−1,6),(4,2),(7,2) + (5,4),(−3,2y+3),(1,0) = (13,10),(1,7),(8,2)

Find matrix X such that 3A - 2B + 4X = 5C, where A: (2,3),(4,7), B: (1,3),(4,6), C: (1,-1),(0,2)

Prove B(A - C) = BA - BC if A: (1,-2),(4,3), B: (5,6),(7,8), C: (-2,0),(8,3)

Prove A(B - C) = AB - AC if A: (1,-2),(4,3), B: (5,6),(7,8), C: (-2,0),(8,3)

Find x and y if (3,2),(4,1) × (x,1),(5,y) = (4,5),(-3,5)

Show that A² - 4A is a scalar matrix, given matrix A: (1,2,2),(2,1,2),(2,2,1)

Show that B'AB is a null matrix, given A: (0,3,3),(-3,0,4),(-3,-4,0) and B: (x),(y),(z)

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