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- Multiple ChoicePlease save your changes before editing any questions.
Calculate the determinant0-15-7010 - Multiple ChoicePlease save your changes before editing any questions.What is the inverse of this matrix?(1/25) (-4/25)
(3/25) (13/25)(1/5) (-4/5)
(3/5) (13/5)(6/25) (-2/25)
(2/25) (9/25)(1/150) (-4/150)
(3/150) (13/150) - Multiple ChoicePlease save your changes before editing any questions.What is the inverse of the following matrix?
⌈4 −3⌉
⌊12 3⌋
*det= 38⌈³∕₃₈ ³∕₃₈⌉
⌊−⁶∕₁₉ ²∕₁₉⌋⌈⁴∕₃₈ −³∕₃₈⌉
⌊¹²∕₃₈ ³∕₃₈⌋⌈²∕₁₉ −³∕₃₈⌉
⌊−⁶∕₁₉ ³∕₃₈⌋⌈³∕₃₈ ³∕₃₈⌉
⌊−¹²∕₃₈ ⁴∕₃₈⌋ - Multiple ChoicePlease save your changes before editing any questions.Solve for the determinant of the following matrix:
⌈12 −3⌉
⌊−6 15⌋
*detA= ad-bc198162-333-9 - Multiple ChoicePlease save your changes before editing any questions.Which of the following matrices has an inverse of ⌈−⅗ ⅘⌉
⌊⅖ −⅕⌋ ?
*det = -5⌈1 2⌉
⌊3 4⌋⌈1 3⌉
⌊2 4⌋⌈1 4⌉
⌊2 3⌋⌈−3 4⌉
⌊2 −1⌋ - Multiple ChoicePlease save your changes before editing any questions.Which of the following matrices do NOT have an inverse?
*Inverse=
¹∕detA × ⌈d −b⌉ ⌊−c a⌋[1 2]
[3 4][6 0]
[4 2]⌈6 3⌉
⌊4 2⌋ - Multiple ChoicePlease save your changes before editing any questions.Which of the following has a determinant of 0?
*det= ad-bc⌈1 0⌉
⌊2 3⌋⌈-4 -2⌉
⌊6 3⌋ - Multiple ChoicePlease save your changes before editing any questions.Which of the following is the inverse of the matrix A=
⌈3 0⌉
⌊0 2⌋
*Inverse=
¹∕detA × ⌈d −b⌉ ⌊−c a⌋[1/2 0]
[0 1/3][-3 0]
[0 -2]⌈1/3 0⌉
⌊0 1/2⌋[2 0]
[0 3] - Multiple ChoicePlease save your changes before editing any questions.Which matrix has an undefined inverse?
*undefined matrices have determinants of 0[1 2]
[0 3][1/2 3/4]
[4/2 9/3] - Multiple ChoicePlease save your changes before editing any questions.Are A and B inverses?
A = ⌈3 -10⌉
⌊1 4⌋
B = ⌈2/11 5/11⌉
⌊-1/22 3/22⌋
*AB=IYesNo