Inverse of Determinant
Authored by Anthony Clark
Mathematics
12th Grade
CCSS covered
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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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⌋
Tags
CCSS.HSA.REI.C.9
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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]
Tags
CCSS.HSA.REI.C.9
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the inverse of the matrix.
No Inverse Exists
Tags
CCSS.HSA.REI.C.9
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identify
singular matrix
partial fraction
coeffecient matrix
inverse matrix
Tags
CCSS.HSA.REI.C.9
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which matrix has an undefined inverse?
*undefined matrices have determinants of 0
[1 2]
[0 3]
[1/2 3/4]
[4/2 9/3]
Tags
CCSS.HSA.REI.C.9
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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)
Tags
CCSS.HSA.REI.C.9
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the inverse.
A
B
C
D
Tags
CCSS.HSA.REI.C.9
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