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WorksheetsЭкономикалық мат 1 модуль
Total questions: 21
Worksheet time: 11mins
Given matrices A = [[3, -7], [8, 15]] and B = [[2, -4], [-5, 1]], find the product BA. Choose the correct answer:
[[ -26, -74], [-7, 50]]
[[5, -11], [3, 16]]
[[1, 3], [13, 14]]
[[6, -14], [16, 30]]
[[41, -19], [59, -17]]
Given matrix A = [[4, -2], [7, -3]] and k = 2, find the matrix kA.
[[2, -1], [3.5, -1.5]]
[[2, -1], [-3.5, -3]]
[[2, -1], [7, -3]]
[[4, -2], [7, -3]]
[[2, 1], [7, 3]]
Given matrices A = [[2, -7], [3, 4]] and B = [[-9, 8], [-6, -4]], find the difference A - B. Choose the correct answer:
[[11, -15], [9, 8]]
[[ -7, 1], [-3, 0]]
[[1, 1], [1, 0]]
[[1, 0], [0, 1]]
[[7, -1], [2, 0]]
Given matrices A = [[1, 2], [3, 4]] and B = [[2, 5], [7, 6]], find the sum A + B. Choose the correct answer:
[[3, 7], [10, 10]]
[[-7, 1], [-3, 0]]
[[1, 1], [1, 0]]
[[1, 0], [0, 1]]
Given the matrix A = ((2, 1, -1), (0, 1, -4)), find the result of 2A.
((4, 2, -2), (0, 2, -8))
((10, 1, -2), (9, 4, -14))
((10, 1, 2), (9, 4, 14))
((-10, 1, -2), (-9, 4, -14))
((1, 0, 0), (0, 0, 1))
Given the matrix A = ((2, 1, -1), (0, 1, -4)), find the result of 3A.
((6, 3, -3), (0, 3, -12))
((-8, 2, -3), (-3, 1, -14))
((8, -2, -3), (3, -1, -14))
((-8, -2, 3), (-3, -1, 14))
((0, 1, -3), (3, 1, 4))
Given the matrix B = ((-2, 1, 0), (-3, 2, 2)), find the result of 3B.
((-6, 3, 0), (-9, 6, 6))
((-2, -5, -2), (-9, -8, -2))
((2, -5, 2), (9, -8, 2))
((2, 5, 2), (9, 8, 2))
((-2, 5, -1), (-9, 8, 1))
Given the matrix B = [[-2, 1, 0], [-3, 2, 2]], calculate the 4B matrix.
[[8, 4, 0], [-12, 8, 8]]
[[4, 4, -3], [-3, 5, -10]]
[[4, -4, -3], [-3, -5, -10]]
[[4, 4, -3], [-3, 5, -10]]
[[3, 5, -3], [4, 4, 10]]
Given the matrix A = [[2, 1, -1], [0, 1, -4]], calculate the 5A matrix.
[[10, 5, -5], [0, 5, -20]]
[[-2, -5, 3], [6, -7, 8]]
[[2, -5, -3], [-6, -7, -8]]
[[2, 5, 3], [-6, 7, 8]]
[[-2, 5, 3], [6, -7, 8]]
Given the matrix A = [[2, 1, -1], [0, 1, -4]], calculate the 6A matrix.
[[12, 6, -6], [0, 6, -24]]
[[10, 1, -3], [6, -1, -16]]
[[-10, -1, -3], [-6, -1, -16]]
[[-10, -1, -3], [-6, 1, -16]]
[[10, -1, 3], [6, 1, -16]]
4 * ((2 1) (0 5)) - ((6 3) (2 1)) берілген матрицаны есептеңіз
((2 1) (-2 19))
((-2 1) (2 19))
((2 1) (2 19))
((10 1) (2 19))
((-2 1) (-2 19))
((4 0) (-1 3)) * ((5 4) (6 3)) матрицалардың көбейтіндісін табыңыз
A) ((20 16) (13 5))
B) ((3 3) (2 1))
C) ((20 13) (16 5))
D) ((33 21))
E) ((13 20) (5 16))
((3 6) (-1 5)) + 3 * ((0 7) (3 -1)) матрицалардың қосындысын есептеңіз
((3 27) (8 2))
((3 27) (10 2))
((3 27) (-8 2))
((6 27) (2 2))
((10 2) (27 3))
((7 -3) (-2 1)) * ((1 -1) (4 3)) Берілген матрицалардың көбейтіндісін табыңыз
(( -5 -16) (2 5))
((2 -16) (0 5))
((2 0) (-16 5))
((24 16) (0 5))
((24 0))
Calculate the product of the matrices: (2 1; 4 -2) × (1 3; -2 0)
(0 6; 8 12)
(8 12; 0 6)
(6 8; 12 0)
(12 0; 6 8)
(24 0; 16 5)
Calculate the product of the matrices: (1 3; -2 0) × (2 1; 4 -2)
(14 -5; -4 -2)
(14 -5; 4 -2)
(14 5; -4 2)
(-5 14; -4 -2)
(14 5; 4 2)
Calculate the product of the matrices: (3 2; 4 5) × (-2 3; -4 5)
(-14 19; -28 37)
(14 19; 28 37)
(14 -19; -28 -37)
(-14 -19; -28 -37)
(19 14; 37 28)
Calculate the product of the matrices: (-3 1; 1 2) × (0 -1; 1 0)
(1 3; 2 -1)
(1 2; 3 -2)
(2 3)
(1 3; 2 1)
Calculate the sum of the matrices: 2 * ( [1 2] [3 1] ) + 3 * ( [-1 2] [2 3] ).
( [-1 10] [12 11] )
( [5 10] [11 12] )
( [-1 -2] [12 11] )
( [5 10] [12 11] )
( [1 10] [12 11] )
Given matrices: ( [1 3 0 2] [4 1 3 1] ) + 2 * ( [4 -3 2 -2] [-3 0 4 0] ). Calculate the sum.
( [9 -3 4 -2] [-2 1 11 1] )
( [7 3 0 2] [7 1 -1 1] )
( [5 0 2 0] [11 1 7 1] )
( [5 1] [0 1] [2 7] [0 1] )
( [1 5] [1 0] [7 2] [1 0] )
Calculate the matrix: 2 * ( [3 5] [4 1] ) + 5 * ( [2 3] [1 -2] ).
( [16 25] [13 -8] )
( [13 25] [16 8] )
( [16 25] [13 8] )
( [16 25] [-13 -8] )
( [-16 25] [-13 8] )
