Question 34 - Week 8 Practice | Prasnya
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Week 8
Field
IITM-DS
Exam
Quiz 2
Subject
Mathematics 2
Week
Week 8
Question 34 of 43
Practice question
00:00
Est. 1 min
Marks
+2.00
0.00
Question
Let
A
A
be an
n
×
n
n\times n
orthogonal matrix. Choose the correct options.
Multiple correct
Easy Difficulty
02 April 2023
A
A
A
is invertible.
B
det
(
A
)
=
±
1
\det(A)=\pm1
.
C
det
(
A
)
\det(A)
may be zero.
D
Nullity of
A
A
may be
1
1
.
