1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard VII
Physics
Inter-Conversion of Temperature in Different Scales
P=[ 1 α 3; 1 ...
Question
P
=
⎡
⎢
⎣
1
α
3
1
3
3
2
4
4
⎤
⎥
⎦
is the adj of
3
×
3
A
&
|
A
|
=
4
then
α
is equation to
A
11
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
5
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
0
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
4
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is
B
5
P
=
⎛
⎜
⎝
1
α
3
1
3
3
2
4
4
⎞
⎟
⎠
&
|
A
|
=
4
a
n
d
e
d
b
y
R
,
w
e
g
e
t
1
[
12
−
12
]
−
α
[
4
−
6
]
+
3
[
4
−
6
]
=
4
−
α
(
−
2
)
+
3
(
−
2
)
=
4
2
α
−
6
=
4
2
α
=
10
α
=
5
Hence, this is the answer.
Suggest Corrections
0
Similar questions
Q.
If
P
=
⎡
⎢
⎣
1
α
3
1
3
3
2
4
4
⎤
⎥
⎦
is the adjoint of a
3
×
3
matrix
A
and
|
A
|
=
4
, then
α
is equal to
Q.
If
⎡
⎢
⎣
1
α
3
1
3
3
2
4
4
⎤
⎥
⎦
is the adjoint of a
3
×
3
matrix
A
and
|
A
|
=
4
, then
α
is equal to:
Q.
Let
A
=
⎡
⎢
⎣
1
−
1
1
2
1
−
3
1
1
1
⎤
⎥
⎦
and
10
B
=
⎡
⎢
⎣
4
2
2
−
5
0
α
1
−
2
3
⎤
⎥
⎦
. If
B
is the inverse of matrix
A
, then
α
is
Q.
If A =
⎡
⎢ ⎢
⎣
1
−
1
1
2
1
−
3
1
1
1
⎤
⎥ ⎥
⎦
and B =
⎡
⎢ ⎢
⎣
4
2
2
−
5
0
α
1
2
3
⎤
⎥ ⎥
⎦
, If B is the inverse of A, then
α
is
Q.
For
α
,
β
,
γ
ϵ
R
Let
A
=
⎡
⎢
⎣
α
2
6
8
3
β
2
9
4
5
γ
2
⎤
⎥
⎦
a
n
d
B
=
⎡
⎢
⎣
2
α
3
5
2
2
β
2
6
1
4
2
γ
−
3
⎤
⎥
⎦
If
T
r
(
A
)
=
T
r
(
B
)
then the value of
1
α
+
1
β
+
1
γ
is -
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Interconversion_tackle
PHYSICS
Watch in App
Explore more
Inter-Conversion of Temperature in Different Scales
Standard VII Physics
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app